3 letters:
ahl, all, aul, bol, dol, lol, mol, pol, sol, tal, tol, wal

4 letters:
amal, aull, awol, bahl, ball, bawl, call, caul, coll, dahl, dall, daul, doll, faal, fahl, fall, faul, gaal, gall, gaul, goll, hahl, hall, haul, holl, kahl, kall, kaul, koll, krol, lall, loll, mahl, mall, maul, moll, nall, pahl, pall, paul, qual, rahl, rall, raul, rawl, ryal, saal, sahl, sall, saul, soll, tall, taul, vaal, vahl, voll, waal, wahl, wall, woll, zoll

5 letters:
aldol, ammal, ansal, antol, arbol, artal, aspol, atoll, ayaal, ba'al, banal, baule, bball, bohol, bolle, botol, brawl, cabal, cahal, camal, canol, casal, caule, cecal, chaul, chawl, cocol, coval, craal, crall, crawl, deval, dholl, dolle, doyal, drall, drawl, dwaal, dwaul, eapol, ecall, exdol, faule, faull, fayal, folle, gaahl, gamal, gaule, golle, gopal, graal, grahl, grall, graul, guale, gwawl, hemal, holle, insol, jamal, johal, jolle, kafal, kahal, kahle, kemal, khyal, knall, knowl, kolle, komal, kraal, krahl, krall, kroll, laval, legol, leval, lozal, ltcol, lysol, mahal, masal, maule, maull, mcall, miaul, molle, mycol, natal, nepal, nidal, nogal, opaal, oryal, paule, paull, peral, pfahl, phall, polle, prahl, prall, rafal, rahal, ramal, rawle, rebol, recol, refal, riyal, rizal, ryall, sabol, safal, saule, scall, sedol, shaul, shawl, sholl, small, socol, somal, spall, spawl, staal, stahl, stall, t'pol, talal, tamal, taxol, thall, tholl, tmall, tolle, trawl, uncol, volle, wahle, walle, whaul, wolle, wrawl, y'all, yigal

6 letters:
abfall, acaule, aizawl, amdahl, aminol, anadol, anfall, anisol, anumal, apodal, appall, asacol, atholl, at all, b-ball, bacall, bansal, baycol, be-all, befall, betaal, bhopal, bromol, butwal, calpol, caroll, carvol, claval, cotwal, cutwal, dajjal, dall-e, deanol, depaul, dettol, devall, dipjol, do-all, duvall, dwaule, edsall, ekdahl, emball, epaule, eshcol, etanol, ex-all, fuball, gadwal, gammal, gatvol, gaulle, geneal, ghazal, glumal, glycol, hyemal, iditol, infall, inhaul, in all, jamaal, jambol, kabral, khayal, kotwal, lescol, limahl, mahmal, malaal, marpol, marsal, mayall, mccall, mccaul, mcfall, mcfaul, mcnall, mehall, metall, minaul, mittal, nepaul, newall, omdahl, onfall, opdahl, oppdal, oryall, persol, procol, q-ball, quesal, quezal, recall, rexall, roflol, rupaul, schaal, schall, scholl, scrawl, seagal, segall, shaull, sprawl, squall, squawl, sterol, stolle, strahl, sukkal, t-ball, tacpol, thrall, triall, ty-all, u-haul, unfall, unocal, v-ball, valval, vantol, wall-e, withal, witwal, xs4all

7 letters:
accival, achiral, aerosol, airball, al-hawl, alcohol, alfisol, alkanol, alkohol, ammiral, andisol, aqsaqal, arhizal, armhole, arthral, artwall, ashaval, ashfall, asprawl, auswahl, avenall, bacabal, barnaul, beifall, bemisal, benecol, bespawl, bilaval, bokmaal, bonsall, boxball, boxhaul, bradawl, butanol, cabrall, caporal, caracol, catcall, catfall, chagall, chakwal, chatwal, chogyal, cobwall, cuminol, decanol, dewfall, dezimal, dhamaal, drywall, dx-ball, earball, einfall, embryol, end-all, engwall, entisol, entomol, eshbaal, esmolol, ethanol, ethbaal, etherol, eyeball, eyewall, fairall, farmall, fevicol, flyball, freecol, furball, gadwall, gasohol, geritol, girolle, godfall, gooball, goodall, guiacol, gumball, hadacol, heimdal, hematal, heswall, hexanol, iceball, icefall, icyball, inequal, install, inthral, kaithal, karakol, kursaal, lindahl, loveall, lowball, luminol, lundahl, madball, malakal, manipal, marcial, marisol, mashaal, mayhall, mcphaul, misfall, modwall, morrall, mudwall, munhall, naipaul, nandyal, netball, newhall, nitinol, no-ball, normaal, no ball, octanol, octaval, oddball, on-call, orcinol, outcall, outfall, outhaul, outwall, overall, panadol, parcial, pasqual, patball, paywall, pinacol, pinball, pinfall, pitfall, pomerol, pugwall, redfall, redwall, retinol, rezball, rindahl, romanal, rotflol, sahiwal, samakal, samerol, sandahl, schmahl, schmall, schmoll, schnall, schwall, seawall, senegal, setwall, silanol, skerdal, skyfall, sponsal, suboval, sundahl, tarball, teqball, thingol, thiokol, thionol, tidball, timolol, to-fall, tomball, toxicol, tuefall, ultisol, vandall, vanhall, veraval, verfall, verhaal, wigfall, witwall, woodall, you-all, zentyal, zeranol, zerfall, zeroual, zooidal

8 letters:
adderall, adonitol, afterall, alchohol, ambroxol, apprizal, arrhizal, axonemal, backfall, backhaul, banderol, bannerol, baseball, beanball, bergdoll, bescrawl, bethrall, bimensal, birdcall, birdsall, birkedal, bismanol, blowball, bodhmall, bombuzal, brimhall, candolle, carbazol, carbinol, catchall, centrale, cetewale, chamisal, chamizal, cityhall, clubhaul, cornball, cortisol, coverall, cue ball, cure-all, custumal, cyclitol, darkfall, deadfall, degaulle, dianabol, diglycol, dirtball, domhnall, downball, downfall, downhaul, drohkaal, dry-wall, dry wall, duckwall, enthrall, ericinol, evenfall, fastball, feverall, fireball, firefall, firehall, fishball, fistball, flavanol, flavonol, fly ball, folderol, foosball, football, footfall, footwall, forkball, fourball, freeball, freefall, furaneol, fussball, fuzzball, gantanol, gateball, generaal, gildhall, gingerol, glueball, goalball, golfball, goofball, grondahl, groutnol, guaiacol, gum ball, gun moll, gyroball, haematal, hairball, handball, hardball, headwall, heal-all, heal all, heelball, heimdall, helemaal, hickwall, highball, highwall, hktvmall, hold-all, honokiol, hydrosol, interall, inthrall, jezzball, kadakkal, karneval, keelhaul, kickball, kirkwall, know-all, korfball, landfall, larkhall, law-fall, lecithal, lindwall, linehaul, longball, longhaul, longwall, low-ball, marieval, mariupol, meatball, mequinol, methanol, millwall, minimill, mollisol, montreal, moonball, moorball, mothball, namakkal, net ball, nudicaul, orenthal, overcall, overfall, overhall, overhaul, pandesal, parsifal, pattiyal, pentanol, pethanol, phenetol, pindolol, planosol, platinol, pokeball, pratfall, primzahl, propanol, prosomal, protocol, puckball, puffball, pushball, quirinal, rag doll, rainfall, reinstal, riksmaal, ringball, robocall, rob hall, rockfall, rockwall, rohypnol, rootball, rosewall, sangraal, sarcocol, save-all, semiopal, semioval, setewale, sheldahl, sidewall, skeeball, skirdall, slamball, sno-ball, snowball, softball, sorbitol, sourball, spitball, take-all, tarnopol, taurocol, tea ball, tee-ball, tell-all, terespol, terpinol, tharawal, tiraspol, townhall, tramadol, trapball, turmerol, uni-ball, vauxhall, velsicol, vertisol, wallball, webcomal, westfahl, westfall, whitwall, windfall, woodhall, woodwall, wormhole, wulfhall, yeldhall, yong-pal, zenithal

9 letters:
1-butanol, 1-hexanol, 2-butanol, abendmahl, above all, acrosomal, adosterol, alberthal, alecithal, ali kemal, angelfall, arenaball, autosomal, bacteriol, base-ball, basketbal, baumwolle, beachball, best-ball, bismuthal, bithionol, blackball, blackpoll, blackwall, blaseball, blastemal, bossaball, breakwall, broomball, buckyball, cajeputol, carinhall, carotidal, catch-all, catterall, cell wall, cestoball, chainfall, childwall, chloropal, city hall, cleithral, cold-call, cosmoball, curveball, cyberball, cybermall, dancehall, deed-poll, dirt ball, dithranol, dodgeball, durchfall, earthball, efootball, eightball, erythemal, exorhizal, fair ball, fenoterol, fish ball, floodwall, floorball, folkewall, forestall, foul ball, four-ball, free-fall, furazabol, golf ball, greedfall, guildhall, hair ball, half-ball, horseball, hypethral, jake paul, jerubbaal, john dall, john wall, jorkyball, jump ball, kashkaval, landsmaal, lebenthal, leventhal, lighthall, line-haul, linnahall, long-haul, long haul, lysosomal, mail call, melitopol, membranal, mess hall, mestranol, metrocall, moneyball, moot-hall, n-butanol, nebivolol, nectareal, ngunnawal, nightfall, nine-ball, nonoxynol, opipramol, overhaul', oxysterol, paintball, pall-mall, peterpaul, pilonidal, polo ball, pool ball, porthcawl, powerball, prochiral, protocole, pub-crawl, pub crawl, puff-ball, punchball, rand paul, raspeball, reinstall, responsal, ribosomal, rich paul, robo-call, roll call, rosendahl, rosenthal, roundball, rudrakaal, screwball, scuzzball, shortfall, shortwall, sick call, skee-ball, skunkball, slimeball, sonicwall, southwall, spaceball, speedball, spend-all, stickball, stinkball, stonewall, stoolball, stoopball, summerall, sunsquall, tell-tale, throwball, time-ball, titanfall, toll call, towerfall, town hall, trackball, transvaal, tyloxapol, ubiquinol, underdahl, uninstall, unpaywall, vanderpol, vanderwal, villareal, viosterol, wallyball, waterfall, whitehall, whitewall, will-call, withdrawl, woodsmall, wool-hall, xamoterol, youngdahl, zoosterol

10 letters:
1-pentanol, aaron paul, all in all, antarmahal, barcarolle, basketball, beach ball, benzhydrol, bequeathal, berchenall, bergenthal, bioaerosol, bioethanol, blumenthal, bocce ball, brandyball, bugger-all, bugger all, bugle call, butterball, buttonball, calciferol, cannabinol, cannonball, carvedilol, cheeseball, chlorbutol, chris paul, close call, colesterol, colestipol, coral wall, crank call, cross-pawl, crown gall, curve ball, dance hall, daryl hall, desmosomal, disenthral, disinthral, earth-ball, eddie hall, eight-ball, eight ball, endorhizal, ereshkigal, ergosterol, felsenthal, filhaal..., formoterol, fusionfall, gable wall, ganweriwal, geospatial, glove doll, goldenthal, greaseball, great hall, groundball, hammerfall, heptaminol, herzanfall, homochiral, hooverball, hypaethral, ichthyocol, inceptisol, interhemal, iodoquinol, isobutanol, jerry hall, josephthal, kaempferol, knightfall, kuykendall, lanosterol, lieberthal, local call, logan paul, lonzo ball, lumisterol, magistrale, manor hall, matterfall, mcgonagall, megesterol, melon ball, mendenhall, microsomal, mildenhall, monolithal, murderball, music-hall, music hall, nitrophnol, notorhizal, olodaterol, ophthalmol, oxypurinol, paddleball, party wall, perikaryal, phone call, pickleball, planetfall, polandball, portacaval, prisonball, procaterol, protonemal, rafe spall, rainsquall, raquetball, rent-a-pal, resectisol, resorcinol, richenthal, ridderzaal, rifle ball, rollerball, rugby ball, saint paul, salbutamol, salmeterol, sarcosomal, schlafsaal, schneeball, schoenthal, septimanal, short-haul, silverfall, simmenthal, sinkerball, sleazeball, smoothwall, soccerball, speed-ball, stone wall, streetball, tacko fall, tapentadol, tchoukball, tennisball, tetherball, triapsidal, trunk call, uriah hall, vanderwall, vattenfall, veenendaal, volleyball, wasserfall, weatherall, weisenthal, wiesenthal, wiffleball, wonderwall, zymosterol

11 letters:
amphichiral, amplexicaul, asurbanipal, bamoth-baal, baseketball, basket-ball, basketbrawl, butorphanol, cannon-ball, cannon ball, cefiderocol, cholestanol, cholesterol, coprosterol, cotton ball, cross-spall, desmosterol, dining-hall, disenthrall, disinthrall, elisavetpol, eresh-kigal, flupentixol, front crawl, grappenhall, ground ball, hiring hall, intellicall, isolecithal, isopropanol, kenninghall, know-it-all, knuckleball, lamelo ball, levorphanol, line squall, low-alcohol, margin call, masked ball, meanderthal, metaraminol, midnattssol, misbestowal, musket ball, muster call, mycorrhizal, neanderthal, nucleosomal, object ball, onefootball, paracetamol, paymentwall, peroxisomal, polyalcohol, prenalterol, pseudocumol, puckapunyal, puddle-ball, racquetball, regina hall, reichenhall, riefenstahl, si-o-se-pol, soccer ball, squash ball, system call, tennis ball, tether-ball, therewithal, thioalcohol, throughfall, volley-ball, wherewithal, xanthohumol

12 letters:
1-octen-3-ol, aerospatiale, anbirkiniyal, apostle paul, ashurbanipal, assurbanipal, bearing wall, bemotrizinol, blessthefall, bowling ball, cannabigerol, chinese wall, chlorbutanol, clopenthixol, coffee stall, collect call, concert hall, cricket ball, croquet ball, cup-and-ball, curtain call, dropped-ball, ectolecithal, feather ball, feesmustfall, first of all, flupenthixol, free-for-all, girozentrale, hammanskraal, hanging wall, heterochiral, hofmannsthal, joachimsthal, jon bernthal, kill 'em all, levarterenol, megalecithal, michael ball, mitobronitol, off-the-wall, paradiastole, paricalcitol, pepto-bismol, popcorn ball, port of call, prayer shawl, rebecca hall, sarcastaball, sawdust doll, schistosomal, schlaganfall, schriftrolle, service call, shower stall, skittle ball, stigmasterol, stilbesterol, stromausfall, synaptosomal, tammany hall, telolecithal, thiodiglycol, triacontanol, urban sprawl, wailing wall, wall-to-wall, wood alcohol, yelizavetpol

13 letters:
assembly hall, billiard ball, billiard hall, breaking ball, bulbourethral, butyl alcohol, chlorobutanol, desmetramadol, entrance hall, ethchlorvynol, ethyl alcohol, flag of nepal, function call, grain alcohol, hoffmannsthal, lacrosse ball, liangelo ball, medicine ball, methocarbamol, microlecithal, punching ball, roulette ball, sesquiquartal, shopping mall, thalaikoothal, thundersquall, virginia hall, warts-and-all

14 letters:
3x3 basketball, abdominal wall, beach handball, be on the ball, centrolecithal, dehydroretinol, dithiothreitol, ergocalciferol, geranium molle, gestaltzerfall, hadrian's wall, heterolecithal, hydroxytyrosol, jack whitehall, jorge masvidal, kristen schaal, levosalbutamol, lynnewood hall, methyl alcohol, michael mcfaul, phenoxyethanol, phenylcarbinol, porcupine ball, residence hall, rugby football, shelley duvall, submarine ball, telephone call, touch football, zuclopenthixol

15 letters:
2-butoxyethanol, baie-saint-paul, chloramphenicol, cholecalciferol, cholecarciferol, conference call, ethylene glycol, exhibition hall, fly-on-the-wall, hexylresorcinol, hunter woodhall, masquerade ball, matryoshka doll, mercaptoethanol, michael c. hall, playground ball, rubbing alcohol, sadeh-koniecpol, semiamplexicaul, steroid alcohol, tesla powerwall, tribromoethanol

16 letters:
2-methoxyethanol, absolute alcohol, aldehyde-alcohol, australian crawl, beach volleyball, better call saul, capital of nepal, hole-in-the-wall, interim overhaul, once and for all, propylene glycol, swedish meatball, ubisoft montreal

17 letters:
2-mercaptoethanol, american football, denatured alcohol, field hockey ball, indole-3-carbinol, intercontinentale, love & basketball, michael whitehall, one-size-fits-all, reverse waterfall, royal albert hall, triphenylmethanol

18 letters:
dehydrocholesterol, dihydrotachysterol, eyeball-to-eyeball, heddon-on-the-wall, operation downfall

19 letters:
codeine/paracetamol, diethylstilbesterol, kuroko's basketball, murder of jeff hall, shabeer kallarakkal, sinking of mv sewol

20 letters:
anthony michael hall, association football, fermentation alcohol, over the garden wall, precision and recall, tetrahydrocannabinol

21 letters:
budesonide/formoterol, major league baseball, minor league baseball, oxycodone/paracetamol, pellitory-of-the-wall, professional baseball, professional football, saints peter and paul, secure shell protocol

22 letters:
file transfer protocol

23 letters:
communications protocol, fall of the berlin wall, hydrocodone/paracetamol, professional basketball

25 letters:
australian rules football

26 letters:
nickelodeon all-star brawl

27 letters:
hypertext transfer protocol

28 letters:
delta-8-tetrahydrocannabinol, nippon professional baseball, the amazing world of gumball, ucla bruins men's basketball

29 letters:
delta-10-tetrahydrocannabinol, transmission control protocol

32 letters:
anonymous file transfer protocol