1 syllable:
-mates, ates, aytes, baits, bates, bates', cates, crates, date's, dates, eight's, eights, faits, fates, fetes, frates, freights, gaits, gates, gates', gates's, grates, great's, greats, hates, kate's, kates, kraits, lates, mates, nate's, pates, plaits, plates, prates, rate's, rates, sates, scates, skates, slates, spates, speights, state's, states, states', straights, straits, tate's, tates, thwaites, traits, vates, waite's, waites, waits, waitz, wates, weights, yates, yeats, zaitz

2 syllables:
abates, ablates, acates, aegates, agnates, airfreights, allstate's, annates, awaits, backdates, backplates, baldpates, bedmates, berates, birthdates, birthrates, bookplates, borates, breastplates, bromates, bunkmates, carpates, casemates, castrates, caudates, cellmates, cheapskates, checkmates, cholates, chordates, chromates, citrates, clathrates, claymates, coates, cognates, collates, conflates, cordaites, corestates, creates, crewmates, debate's, debates, deflates, dictates, dilates, dire straits, domates, donates, ebates, elates, equates, estate's, estates, faceplates, fellates, ferrates, fibrates, filtrates, fishplates, fixates, flatmates, floodgates, flyweights, footplates, frustrates, furcates, gemmates, gestates, grammates, gulf states, gyrates, helpmates, hotplates, housemates, hydrates, iaits, inflates, ingrates, inmate's, inmates, instates, kuwait's, leachates, lecates, librates, lightweights, locates, lustrates, luxates, magnates, makeweights, mandates, mardaites, messmates, metates, migrates, misdates, misstates, moates, mutates, nameplates, narrates, naucrates, negates, nidates, nitrates, notates, novates, outdates, patates, phonates, phthalates, picrates, playmates, postdates, predates, primates, probates, pronates, prorates, prostates, prostrates, pulsates, pupates, quadrates, rebates, reflates, relates, restates, roommates, rotates, scabdates, schoolmates, seagate's, sedates, serrates, shipmates, soleplates, soulmates, squamates, stagnates, stalemates, stargates, striates, substrates, sulfates, sulphates, sunstates, tailgates, tannates, tartrates, teammates, testates, teutates, the fates, titrates, tomates, tractates, translates, truncates, tungstates, updates, workmates, yeates, zincates

3 syllables:
abdicates, abnegates, abrogates, acclimates, acerbates, acetates, activates, actuates, adanates, adsorbates, adulates, adumbrates, advocates, aestivates, aggravates, agitates, aguacates, alginates, allocates, altercates, alternates, amputates, animates, annotates, antedates, antiquates, arbitrates, arrogates, arsenates, aspartates, aspirates, atrebates, auscultates, auspicates, automates, bantamweights, bifurcates, bitartrates, bloviates, boilerplates, brenton thwaites, brominates, cachinnates, calculates, calibrates, caliphates, callicrates, cannulates, capitates, captivates, carbamates, carbonates, castigates, catenates, celebrates, cerebrates, chlorinates, circulates, city-states, civitates, coacervates, cogitates, colligates, collimates, collocates, commentates, commutates, compensates, complicates, concentrates, condensates, confiscates, conglobates, conjugates, consecrates, constellates, constipates, consummates, contemplates, copulates, corestates', corrugates, coruscates, counterweights, craniates, crepitates, criminates, culminates, cultivates, cumulates, cyanates, cyclamates, deaminates, decimates, decollates, decorates, decussates, dedicates, defalcates, deflagrates, delegates, delegates', demarcates, demonstrates, denigrates, denudates, deprecates, depredates, desecrates, designates, desolates, desperate straits, desquamates, detonates, devastates, deviates, dichromates, diplomates, dissertates, dissipates, distillates, dominates, duplicates, edentates, educates, eigenstates, elevates, eluates, emigrates, emirates, emirates', emulates, enervates, enolates, epilates, escalates, estimates, estivates, euprimates, eurybates, excavates, expiates, explicates, extirpates, extricates, exudates, fabricates, fascinates, featherweights, fecundates, fibrillates, flagellates, flocculates, fluctuates, fluoridates, foliates, formulates, fornicates, fulminates, fumigates, fustigates, geminates, generates, germinates, glaciates, glutamates, graduates, gravitates, guestimates, heavyweights, herniates, hesitates, hibernates, hundredweights, hydrobates, hylobates, hyphenates, illustrates, imamates, imbricates, imitates, immigrates, immolates, implicates, imprecates, impregnates, incarnates, incubates, inculcates, indicates, infiltrates, innervates, innovates, instigates, insufflates, insulates, integrates, interstate's, interstates, intestates, intonates, intubates, inundates, invocates, iobates, iodates, irrigates, irritates, isolates, iterates, jubilates, kathy bates, lacerates, legislates, levigates, levirates, levitates, liberates, liquidates, litigates, lollerskates, lubricates, lucubrates, macerates, machinates, magistrates, malonates, marginates, margravates, marinates, marquisates, masterbates, masticates, masturbates, maturates, mediates, medicates, meditates, meliorates, menstruates, microstates, middleweights, militates, miscreates, mistranslates, mithridates, mitigates, moderates, molybdates, motivates, muriates, mutilates, nation-states, nationstates, nauseates, navigates, neonates, nictitates, nominates, norman bates, nucleates, numerates, obfuscates, obligates, obviates, oleates, operates, orchestrates, orthostates, oscillates, osculates, othergates, overrates, overstates, oxalates, paginates, palmitates, pan-primates, paperweights, peculates, penetrates, pennyweights, percolates, perforates, permeates, permutates, perorates, perpetrates, personates, pherecrates, phyllobates, pollinates, polycrates, populates, postulates, potentates, predicates, priorates, procreates, profligates, propagates, pullulates, pulmonates, punctuates, pustulates, pyruvates, rabbinates, radiates, raffinates, re-creates, recreates, regulates, rehydrates, reinstates, relegates, remonstrates, renovates, replicates, resinates, resonates, retranslates, roller-skates, rollerskates, rubricates, ruminates, runagates, rusticates, salivates, satiates, saturates, segregates, separates, sequestrates, sibilates, silicates, simulates, situates, sonicates, speciates, speculates, sporulates, stablemates, stimulates, stipulates, strangulates, stridulates, subjugates, subrogates, suffocates, sulfonates, supinates, supplicates, surrogates, syncopates, syndicates, tablemates, tabulates, terminates, tessellates, tiridates, titanates, titillates, titivates, tolerates, transmigrates, transudates, triplicates, turbinates, tyler bates, ulcerates, underrates, understates, underweights, undulates, ungulates, uniates, urinates, urticates, vacillates, valerates, validates, valuates, vanadates, vegetates, venerates, ventilates, vertebrates, vesicates, vindicates, watergates, welterweights, xerobates

4 syllables:
50 first dates, abbreviates, abominates, absquatulates, accelerates, accommodates, accumulates, acidulates, acuminates, adjudicates, administrates, adulterates, affiliate's, affiliates, agglomerates, agglutinates, alienates, aluminates, amalgamates, ameliorates, aneuniates, annihilates, another-gates, anticipates, apostolates, appreciates, appropriates, approximates, asphyxiates, assassinates, assimilates, associates, attenuates, ausuciates, authenticates, barbituates, bicarbonates, bisphosphonates, calumniates, capacitates, capitulates, cardinalates, chelicerates, chronoperates, circumvallates, co-operates, coagulates, coelomates, collaborates, commemorates, commiserates, communicates, concatenates, conciliates, confabulates, conglutinates, congratulates, consolidates, contaminates, contraindicates, cooperates, coordinates, corroborates, deactivates, debilitates, decapitates, decelerates, decrepitates, defenestrates, defibrillates, deliberates, delineates, demodulates, demotivates, denominates, depopulates, depreciates, deregulates, desalinates, desegregates, desiderates, detoxicates, devaluates, dilapidates, discriminates, disintegrates, disseminates, dissimulates, domesticates, edulcorates, effectuates, ejaculates, elaborates, electroplates, eliminates, elucidates, emaciates, emancipates, emasculates, encapsulates, enucleates, enumerates, enunciates, episcopates, equilibrates, equivocates, eradicates, evacuates, evaluates, evaporates, eviscerates, exacerbates, exaggerates, exasperates, excogitates, excoriates, excruciates, exenterates, exhilarates, exonerates, expatiates, expatriates, expostulates, expropriates, exsanguinates, extenuates, exterminates, extrapolates, extravasates, exuviates, facilitates, felicitates, habilitates, habituates, halogenates, hemichordates, hemihydrates, homogenates, homologates, humiliates, hydrogenates, hydrolysates, hypothecates, illuminates, impersonates, inactivates, incarcerates, incinerates, incorporates, incriminates, indoctrinates, inebriates, infatuates, infuriates, ingratiates, innoculates, inoculates, inseminates, instantiates, intercalates, interpellates, interpolates, interrelates, interrogates, intimidates, intoxicates, invaginates, invalidates, invertebrates, investigates, invigilates, invigorates, irradiates, licentiates, linoleates, lixiviates, manipulates, misallocates, miscalculates, miseducates, necessitates, negotiates, noviciates, obliterates, obnubilates, officiates, order primates, orientates, originates, oxygenates, pantothenates, participates, perpetuates, polypedates, polysorbates, pontificates, potentiates, precipitates, predestinates, predominates, prefabricates, premeditates, presbyterates, procrastinates, prognosticates, proliferates, propionates, proportionates, qamaits, quadruplicates, reactivates, recalculates, reciprocates, recuperates, redecorates, reduplicates, reformulates, refrigerates, regenerates, regurgitates, reincarnates, reintegrates, rejuvenates, remunerates, renominates, repatriates, repudiates, resuscitates, retaliates, revalidates, reverberates, self-replicates, sextuplicates, ss united states, stereobates, subordinates, substantiates, system of weights, thiosulfates, transliterates, united states, vesiculates

5 syllables:
acoelomates, borosilicates, cephalochordates, circumnavigates, circumstantiates, coelenterates, decontaminates, dehydrogenates, deteriorates, differentiates, dinoflagellates, disaffiliates, disambiguates, disassociates, disorientates, disproportionates, excommunicates, glucosinolates, glycoconjugates, hyperventilates, incapacitates, interpenetrates, isocyanates, list of sovereign states, melinda french gates, misappropriates, overcompensates, overestimates, overregulates, phyllosilicates, post-soviet states, pseudocoelomates, recapitulates, red states and blue states, rehabilitates, reinvigorates, renegotiates, supersaturates, thiocyanates, thioglycolates, w. b. yeats, war between the states, william butler yeats

6 syllables:
enemy at the gates, immunoconjugates, intercommunicates, iodoacetates, list of socialist states, oxaloacetates, polyunsaturates, southern united states

7 syllables:
aluminosilicates, crime in the united states, isothiocyanates, northeastern united states, sports in the united states, time in the united states

8 syllables:
big five personality traits, culture of the united states, islam in the united states

9 syllables:
cabinet of the united states, capital of the united states, cinema of the united states, commonwealth of independent states, history of the united states, politics of the united states, president of the united states, religion in the united states, slavery in the united states

10 syllables:
2021 in the united states, constitution of the united states, economy of the united states

11 syllables:
organization of american states

12 syllables:
attorney general of the united states