1 syllable:
-head, bed, bled, bread, bred, dead, dread, dred, dredd, ed, fed, fled, fread, fred, freda, ged, guede, head, jed, kaede, lead, led, med, ned, nedd, nsaid, nsted, pled, read, reade, red, redd, redde, said, sched, schwed, shaed, shead, shed, shedd, shred, sled, sledd, sped, spread, stead, swed, szwed, ted, thread, threadx, tread, wed, wedd, wedde, wehde, zed, bid, cid, clwyd, cyd, did, grid, hid, id, ihde, kid, kidd, kidde, kyd, kydde, lid, llwyd, mid, quid, rid, schmid, scrid, sid, skid, slid, smid, splid, squid, stidd, strid, syd, thrid, tidd, tidde, -cade, -grade, -made, ade, aid, aide, bade, bayed, blade, brade, braid, brayed, cade, chaid, clade, clayed, dade, eyde, fade, fayed, flayed, fraid, frayed, gade, glade, grade, grayed, greyed, hade, haid, hayed, heyd, heyde, jade, kade, kaide, kfaed, lade, laid, laide, made, maid, maide, mayde, neighed, paid, paide, payed, played, prayed, preyed, quade, quaid, quayd, raid, raide, rayed, saide, scade, schade, schrade, shade, slade, slayed, slayed?, sleighed, smade, spade, spaid, spayd, spayde, spayed, splade, splayd, splayed, sprayed, stade, staid, stayed, strayed, suade, suede, swade, swayed, teyde, they'd, theyd, trade, wade, waid, waide, wayde, wayed, weighed, zaid, zayde

2 syllables:
abed, addend, adread, ahead, airhead, amedd, anred, anrede, anstead, armstead, ass-head, ausaid, axe head, ax head, backspread, baghead, bald-head, baldhead, bankhead, banstead, barehead, barrhead, beachhead, beak-head, beakhead, beckstead, bedhead, bedspread, bedstead, bee-bread, beebread, behead, bespread, big-head, bighead, billhead, bitthead, black-lead, blackhead, blacklead, black bread, black lead, blockhead, blood-red, bloodshed, bluehead, bobsled, bolthead, bonehead, boobed, boofhead, bow-head, bowhead, boxhead, braehead, brain-dead, braindead, brain dead, breadhead, break bread, breastfed, brick red, bridebed, bridgehead, bright-red, broadhead, broadspread, brodhead, brown bread, buckhead, bulkhead, bullhead, bumstead, bunk bed, burghead, butt-head, butthead, calfed, camp bed, cathead, cheesehead, cheese spread, childbed, chrome red, clapbread, clip lead, clouddead, club-head, clubhead, club head, cockhead, cockshead, coed, cokehead, colead, comfed, con-ed, confed, cornbread, cornfed, courtbred, cow's head, crackhead, craghead, craighead, creek bed, crispbread, crossbred, crosshead, crowned head, cuphead, dark bread, dark red, date bread, day bed, deadhead, death's head, deathbed, dechead, deckhead, deep-read, deep red, delmed, despread, dispread, doorstead, dopehead, dotehead, drawhead, drop-dead, drop-head, dropdead, drophead, drop dead, drumhead, dullhead, dumbhead, earthbred, egghead, embed, embread, farmstead, fathead, firstfed, flatbed, flatbread, flathead, flinthead, floodhead, foodshed, foreread, foresaid, forkhead, fortread, french bread, frybread, fry bread, fuckhead, gainsaid, gateshead, gearhead, gilthead, gisaid, glenfed, goathead, godhead, goldthread, goodbread, gorsedd, greenhead, grinstead, grouthead, gwynedd, half-bred, half-dead, half-read, hampstead, hardhead, hard lead, hash head, hellbred, high-bred, high-red, highbred, hogshead, holstead, home-bred, homebred, homefed, homestead, hophead, horse-head, horsebread, horsehead, hot-head, hotbed, hothead, hungred, ill-bred, imbed, inbred, instead, jarhead, jolthead, judge dredd, jughead, juicehead, kerfed, knighthead, knobhead, krauthead, lakehead, lake bed, lamedh, lawhead, lie-abed, light bread, linebred, link-dead, lip-read, lipread, lochhead, longhead, loosehead, lowbred, lunkhead, manhead, manred, masthead, meathead, milstead, minehead, misdread, misled, misread, miswed, moorehead, moorhead, moosehead, mophead, moshed, mudhead, muirhead, must-read, nail-head, nailhead, nedved, netdead, nethead, newstead, node-red, noonstead, numed, nut bread, olmstead, onstead, oread, ore bed, ounsted, outspread, oxhead, packthread, panhead, peghead, pierhead, pig bed, pig lead, pill head, pinhead, pink-red, pithead, playdead, playhead, plowhead, plumstead, pot-head, pothead, premed, printhead, pure-bred, purebred, pushead, pyspread, quick bread, raghead, railhead, rawhead, re-tread, redhead, red lead, replead, retread, ringhead, roadbed, roadstead, rose-red, rosehead, rose bed, roughhead, roundhead, runghead, rust-red, rye bread, saphead, scarehead, scimed, screwhead, screw thread, seabed, see red, senedd, sheephead, sheepshead, sheetfed, shewbread, shinehead, shock-head, shortbread, shorthead, shovelhead, showbread, sigfred, sight-read, skinhead, skullhead, skunkhead, slaphead, sleigh bed, smackhead, snake-head, snakehead, snaphead, softhead, soothsaid, sorehead, sourbread, sourcefed, sowbread, spearhead, speech-read, speed-read, spithead, spoonfed, spoon bread, spreadhead, springhead, springstead, staghead, stairhead, stakehead, star-read, steelhead, stephead, stone-dead, stop dead, stourhead, subhead, suedehead, sunbed, sunsted, sweetbread, swelled head, swellhead, tancred, testbed, test bed, thickhead, thickspread, toadhead, toolhead, tough-head, tow-head, towelhead, towhead, trailhead, truck bed, true-bred, truebred, twin-lead, twin bed, umstead, unbred, undead, unfed, unhead, unlead, unread, unsaid, unted, unthread, unwed, upthread, viread, vivaed, volstead, wanstead, warhead, waybread, waynehead, webhead, well-bred, well-read, wellbred, wellhead, westfed, whitbread, white-bread, whitebread, whitehead, white bread, white lead, widespread, wine-red, wingspread, winstead, winsted, woodhead, woodshed, woolhead, wowhead, wronghead, adid, amid, bankid, batkid, bielid, bitsquid, by-bid, cebid, cicid, cymbid, el cid, eyelid, fenbid, forbid, gadid, goldschmid, grandkid, hasid, herbid, irbid, irid-, madrid, majid, masjid, misdid, musjid, newkidd, nonskid, orkid, outbid, outdid, plasmid, proplyd, rebid, recid, redid, schoolkid, slo-bid, tailskid, turbid, unbid, undid, verbid, vipkid, what did, whiz-kid, whizkid, whizz-kid, whizzkid, wizkid, abade, abrade, abraid, afraid, agade, aggrade, aillade, air-raid, airblade, air raid, akkad, alcade, alcaid, alcaide, alcayde, allayed, andrade, ansaid, apaid, arcade, arrayed, assayed, aubade, austrade, baignade, band-aid, band-maid, band aid, barbade, barmaid, belaid, belayed, benchmade, betrayed, bewrayed, beyblade, blockade, bondmaid, boutade, brandade, brascade, bridemaid, bridesmaid, brigade, brimade, brocade, buffeted, calade, camp-made, caraid, cascade, causewayed, cedade, cha-chaed, chamade, charade, cicad, cidade, cliched, clonaid, cockade, comtrade, congaed, conveyed, cookmaid, coolaid, cornbraid, couvade, cricklade, criseyde, crocheted, croisade, croqueted, cross-fade, crosseyed, crossfade, croupade, crusade, curtseyed, danaid, danaide, daurade, daymaid, deaf-aid, decade, decayed, deejayed, deep-laid, defrayed, degrade, dekade, delayed, diarmaid, disgrade, dislade, dismayed, displayed, dissuade, ditch spade, downgrade, downplayed, embayed, embraid, enkaid, essayed, estrade, evade, exjade, eyeshade, fairtrade, fake-raid, falcade, fan blade, fightcade, filleted, first-aid, first aid, first grade, flowblade, forbade, fougade, freetrade, free trade, frescade, fumade, gambade, gayblade, get laid, goldade, gold braid, granade, greillade, grenade, grillade, handmade, handmaid, hellraid, high-grade, home-made, homemade, hoorayed, horn-mad, horse trade, housemaid, imbraid, inlaid, invade, inveighed, irade, jack quaid, judge-made, junaid, kaskade, kate spade, kerkrade, kincade, kincaid, kinkaid, knife blade, kool-aid, lampshade, lamp shade, leaf blade, lechlade, lestrade, levade, located, low-grade, low-paid, lyraid, man-made, manmade, marcade, mccade, mcdade, mcdaid, mcglade, mcquade, mcquaid, mcquaide, mermaid, milkmaid, mislaid, misplayed, misstayed, moonglade, mouclade, mouth-made, muscade, navaid, new-laid, new-made, niaid, nightshade, noraid, nursemaid, obeyed, okayed, old maid, outbade, outlaid, outplayed, outstayed, outweighed, parade, parlayed, parqueted, paygrade, persuade, pervade, plain-laid, pochade, poivrade, pomade, pommade, portrayed, portslade, post-paid, postpaid, premade, prepaid, prograde, pureed, purveyed, questrade, ramraid, re-laid, refreyd, regrade, relade, relaid, relayed, remade, repaid, replayed, resprayed, rhagade, rmoulade, role-played, roqueted, roulade, saccade, sallade, sambaed, sashayed, saudade, sauteed, schoolmaid, schublade, scottrade, self-made, selfmade, shroud-laid, slave trade, snowblade, sodade, sol-faed, starcade, starmade, starrcade, stoccade, stockade, subaid, subgrade, succade, sun-maid, surveyed, switchblade, tastemade, teaed, teasmade, thebaid, tirade, toadshade, togaed, top-grade, tornade, torsade, toupeed, twayblade, twice-laid, twyblade, ubaid, ucaid, ulaid, unbraid, unlade, unlaid, unmade, unpaid, unplaid, unplayed, unprayed, unraid, unsprayed, unstaid, unstayed, unswayed, unwayed, unweighed, upbraid, upgrade, velcade, visaed, warblade, waylaid, well-made, well-paid, windblade, witchblade, x-rayed

3 syllables:
abovesaid, acid-head, acidhead, acid head, addle-head, addlehead, aforesaid, armed bullhead, armested, armistead, arrow-head, arrowhead, baby's bed, baby bed, barrelhead, batter bread, beastlihead, beetle-head, beetlehead, bellowhead, billethead, biomed, birkenhead, blackish-red, blodeuwedd, blunderhead, bobblehead, bonnethead, boroughhead, bottlehead, bronze-red, brownish-red, brown bullhead, bubblehead, buckethead, bufferhead, bufflehead, built in bed, bullethead, cadenhead, calibred, campaned, chaos;head, cherry-red, cherry red, chinese-red, chowderhead, christiansted, chris bumstead, chuckle-head, chucklehead, cittern-head, city-bred, cityfed, congo red, copperhead, coral-red, country-bred, cubbridge-head, cuckoo bread, cynghanedd, dittohead, divan bed, double bed, dragon's head, dragonhead, drearihead, drowsihead, drunkenhead, dumbfoundead, dunderhead, duramed, englbred, enisled, evil dead, feather-head, featherbed, featherhead, feather bed, fiddlehead, figurehead, filter bed, flowerbed, flower head, fountainhead, garlic bread, get ahead, giddy-head, gingerbread, girdlestead, gluten bread, glycomed, go-ahead, godlyhead, golden thread, go ahead, go to bed, graham bread, hammerhead, harddihead, head-to-head, head lice, hilton-head, hilton head, hollingshead, hollinshead, hollyhead, holyhead, hornyhead, human head, humblehead, infra-red, infrared, interbed, interbred, in the head, in the lead, jerkinhead, jollyhead, jolterhead, jumper lead, knucklehead, laverbread, leatherhead, left 4 dead, letterhead, live/dead, loaf of bread, lochgilphead, loggerhead, lookahead, lowlihead, lustihead, maidenhead, marblehead, marketstead, marriage bed, merestead, metalhead, metroid dread, mistihead, monkey-bread, monkey bread, mothershead, mothershed, motorhead, muddlehead, multithread, murphy bed, mushroomhead, muttonhead, negrohead, neverdead, newlywed, niggerhead, noodlehead, onion bread, oramed, orange-red, orange red, overbred, overfed, overhead, overspread, overtread, oysterhead, oyster bed, pencil lead, peterhead, petrolhead, phantom thread, pilot bread, pirouetted, pissabed, platform bed, plow ahead, pocket bread, pointy-head, poppy-head, poppyhead, portishead, powerhead, pudden-head, pudding-head, pudding head, purple-red, purplish red, railroad bed, raisin bread, rattlehead, repair shed, riverbed, riverhead, rivethead, rotor head, ruby-red, rudderhead, running head, saddlebred, seeing red, seemlyhed, set ahead, sffed, shades of red, showerhead, sick-abed, silverhead, singlethread, single bed, skillet bread, sleepyhead, slugabed, sofabed, sofa bed, sounding lead, spectramed, staggered head, stagger head, standard-bred, standardbred, straight-ahead, sudafed, swinebread, talking head, thoroughbred, thrust ahead, thunderhead, timberhead, travelstead, trippie redd, trundlehead, trundle bed, tulip bed, turkey red, turnip bed, turtlehead, type-ahead, underbred, underfed, underhead, unionfed, unpruned, wanlockhead, waterbed, waterhead, watershed, water bed, weatherhead, whole meal bread, whole wheat bread, wirehead, woodenhead, woolly-head, yellowhead, zebrahead, zipperhead, acridid, actionkid, anti-skid, antiskid, argasid, athodyd, bayazid, benemid, bigfin squid, buyout bid, captain kidd, carabid, chrysomelid, colcemid, control grid, counterbid, cricetid, dermestid, distrokid, dumuzid, foredid, giant squid, haematid, ixodid, katydid, lithobid, macrobid, maqasid, meredydd, message-id, mujaddid, ninja-kid, niobid, nydrazid, nymphalid, overbid, overbide, overdid, pontypridd, power grid, psychodid, sialid, soricid, squatinid, stinky squid, sulamyd, synergid, tetracid, theobid, third eyelid, tringoid, turbosquid, underbid, underdid, userid, viperid, william kidd, accolade, actionaid, adelaide, aethelflaed, al-ubaid, alidade, ambuscade, antegrade, antitrade, aquacade, autocade, autostrade, avanade, ball nightshade, balotade, balustrade, barraclade, barricade, barrikade, bastinade, bastonnade, bigarade, biggleswade, black nightshade, bousculade, cable-laid, cablelaid, camisade, cannonade, carbonade, carbonnade, carriage trade, carronade, cavalcade, centigrade, chambermaid, chaminade, chiffonade, chiffonnade, chokolade, cirrigrade, citigrade, colonnade, cottonade, countertrade, couragejd, cowparade, custom-made, dairymaid, death parade, digigrade, disarrayed, disobeyed, dodi fayed, dorsigrade, double-shade, dragonnade, dragoonade, ebrillade, escapade, escouade, eskapade, estacade, estocade, estrapade, evercade, everglade, fakeraid, fifth crusade, first crusade, flanconade, foreign aid, fourth crusade, fuckparade, fusilade, fusillade, gallopade, galopade, garden spade, gasconade, gatorade, grant-in-aid, grants-in-aid, gravigrade, hand-grenade, handgrenade, hand grenade, hawser-laid, hearing aid, holidayed, human-made, intergrade, interlaid, isonade, jetsonmade, junior-grade, karbonade, kitchenaid, kitchenmaid, lady's maid, lancepesade, lemonade, leninade, limonade, luminaid, machine-made, marat/sade, marinade, marmalade, mascarade, mascaraed, maskerade, masquerade, mazar-e-quaid, medicaid, metrodade, microatx, microblade, mispersuade, motorcade, motortrade, multigrade, not delayed, nurse's aide, nursing aide, orthograde, orthostade, overlade, overlaid, overlayed, overpaid, overplayed, overshade, overstaid, overstayed, overtrade, overweighed, palakkad, palisade, palmigrade, parlormaid, parlourmaid, patinaed, pavesade, persillade, peter gade, phylloclade, physograde, pinnigrade, piperade, pistolade, plantigrade, posigrade, powerade, promenade, pronograde, pulmograde, purpose-made, raffinade, razorblade, ready-made, readymade, reconveyed, rectigrade, reformade, remicade, remolade, remoulade, renegade, reply-paid, retirade, retrograde, ricocheted, roe v. wade, rognonnade, rollerblade, rotor blade, rubbermaid, rudder blade, rudy guede, saltigrade, schokolade, sea-maid, serenade, sexcapade, shoulderblade, shoulder blade, sick parade, sixth crusade, smoke grenade, social blade, spiny-rayed, tailor-made, tailormade, taligrade, tamponade, tapenade, tardigrade, taylormade, teaching aid, third crusade, tiaraed, toucharcade, ultrasuede, unafraid, unallayed, unarrayed, unassayed, unbetrayed, undecayed, underaid, underlaid, underpaid, underplayed, undismayed, unessayed, ungerade, unguligrade, unpathwayed, unrepaid, unsurveyed, usaid, verandaed, waiting-maid, water-laid, wateraid, weapons-grade, window shade, wiper blade, wolfbrigade, youth crusade

4 syllables:
agnes moorehead, anthony head, ash vs evil dead, banana bread, boston brown bread, cinnamon bread, cylinder head, department head, disk overhead, enkerchiefed, eraserhead, false dragonhead, false dragon head, far-infrared, get into bed, heels over head, hospital bed, indian red, italian bread, jewish rye bread, magnetic head, medusahead, near-infrared, nominal head, propellerhead, quilted bedspread, radiohead, rhode island red, seminole bread, shaun of the dead, skillet corn bread, sugar of lead, swedish rye bread, the evil dead, the living dead, those who wish me dead, venetian red, without bloodshed, al-mustarshid, billy the kid, cushingoid, elaterid, ephemerid, ferrofluid, genderfluid, leucoplastid, nanofluid, reference grid, sarcophagid, scolopendrid, superfluid, takeover bid, the karate kid, anterograde, arquebusade, athanokkade, balance of trade, biodegrade, ciliograde, climbing nightshade, common nightshade, concertinaed, deadly nightshade, degringolade, demibrigade, digitigrade, doolittle raid, factory-made, fanfaronade, federal-aid, financial aid, fire brigade, gabionade, gabionnade, gymnasiade, harlequinade, johnny mcdaid, lamonte wade, laterigrade, mastizaade, mazarinade, medical aid, mutual aid, naval blockade, overpersuade, penny arcade, peyrelevade, purple nightshade, rifle grenade, robinsonade, second crusade, seventh crusade, stinking nightshade, technical-grade, the sun's tirade, unbarricade, woody nightshade

5 syllables:
alveolar bed, army of the dead, asparagus bed, atomic warhead, bacteria bed, beavis and butt-head, capillary bed, caraway seed bread, caterpillar tread, command overhead, common arrowhead, fear the walking dead, highschool of the dead, irish soda bread, mahogany-red, nuclear warhead, embiotocid, iproniazid, isoniazid, atlantic slave trade, bittersweet nightshade, degree centigrade, drinking the kool-aid, enchanter's nightshade, naked and afraid, orange marmalade, poisonous nightshade, rebeca andrade, sargon of akkad, universiade, universidade, utility-grade

6 syllables:
escape from spiderhead, night of the living dead, acanthocephalid, isocarboxazid, trypanosomatid, charge of the light brigade, lieutenant junior grade, military blockade

7 syllables:
thermonuclear warhead, vice-admiral of the red, alpine enchanter's nightshade, audiovisual aid

8 syllables:
command processing overhead, mary elizabeth winstead, diary of a wimpy kid, miss kobayashi's dragon maid

9 syllables:
anotherloverholenyohead, the detective is already dead, combination in restraint of trade

11 syllables:
general agreement on tariffs and trade