Words That Rhyme With "Rooster" :

2 syllables:

aster, Astor, baster, bester, bister, bistre, blaster, blister, bluster, boaster, booster, Brewster, buster, caster, castor, Chester, cloister, cluster, clyster, coaster, cooter, costar, coster, Custer, cuter, daystar, duster, Easter, ester, Esther, faster, feaster, fester, fluster, fluter, foister, foster, fouter, gaster, glister, Gloucester, heister, Hester, hoister, hoopster, hooter, hoster, jester, juicer, juster, klister, laster, Leicester, leister, Lester, lister, looser, looter, luster, lustre, luter, master, meister, mister, Moster, Muenster, muster, nester, Nestor, neuter, ouster, oyster, paster, pastor, pester, pewter, plaster, poster, quester, questor, scooter, shooter, shyster, sister, souter, suiter, suitor, taster, tester, testor, toaster, tutor, twister, vester, waister, waster, wester, Worcester, yester, zoster

3 syllables:

accouter, accoutre, adducer, adjuster, adjustor, agister, Alastor, arrester, attester, attestor, bimester, cadastre, canaster, combustor, commuter, computer, confuter, contester, cremaster, cytaster, delustre, demister, diaster, diffusor, digestor, disaster, enlister, fourposter, grandmaster, headmaster, imposter, impostor, inducer, investor, Mcmaster, molester, northeaster, northwester, piaster, piastre, pilaster, pinaster, polluter, praepostor, producer, reducer, refuter, remaster, requester, resister, resistor, saluter, seducer, semester, sequester, sou'wester, southeaster, southwester, subsister, suggester, Sylvester, thermistor, traducer, transducer, transistor, trimester, uncloister, varistor

4 syllables:

oleaster, overmaster, paternoster, polyester, polyhistor, reproducer, thioester

5 syllables:

cotoneaster, microcomputer, minicomputer, overproducer, phototransistor, supercomputer, verticillaster