Rotary rhymes with:
autery, coterie, notary, adultery, alimentary, artery, autery, battery, blustery, buttery, celestory, complimentary, contradictory, coterie, daughtery, directory, documentary, eatery, effrontery, factory, flattery, glittery, guattery, hattery, history, introductory, jittery, lottery, mastery, mcmurtrie, mystery, notary, olfactory, parliamentary, patrie, peremptory, perfunctory, petery, pottery, premonitory, protohistory, raftery, rectory, refractory, rudimentary, sedimentary, slattery, splintery, supplementary, testamentary, trajectory, unsatisfactory, upholstery, valedictory, victory, watery
Rotary sounds like:
radar, radder, rader, radiator, raeder, raether, raider, rater, rather, ratier, ratterree, rattray, reader, readier, redder, reder, redraw, reeder, rehder, reider, reiter, reitera, reither, reitter, reorder, retire, retiree, retro, retry, retter, reuter, reuther, reutter, ridder, rider, rieder, riederer, rioter, riter, ritter, roder, rodier, roeder, roederer, roether, rohwedder, rohweder, rooter, rother, rothery, rotor, rotter, router, routhier, rudder, ruder, rueter, ruether, ruiter, ruter, ruther, rutter, ryder, ryther, ryutaro