Words That Rhyme With "Apparatus" :
2 syllables:
actus, afters, altus, backups, blackest, brackets, brattice, Brutus, cactus, cantus, Cetus, coitus, Cottus, fatless, fatness, fattest, fetus, flatness, flatus, foetus, Gracchus, gratis, hatless, lattice, lettuce, lotos, lotus, maddest, Maddox, Matisse, matra's, matrass, mattocks, mattress, nafta's, Otus, Pappas, pappus, patness, Plautus, rackets, raptus, saddest, saltus, Santas, scantness, Shasta's, situs, status, stratas, stratus, Titus
3 syllables:
Admetus, afflatus, arbutus, Atlanta's, beatus, boletus, Cocytus, conatus, detritus, discantus, Donatus, Erastus, hiatus, Hymettus, meatus, Miletus, Nevada's, pelotas, Pilatus, pruritus, quietus, tinnitus
4 syllables:
altostratus, catamitus, Cincinnatus, cirrostratus, Cleopatra's, comitatus, Epictetus, Heraclitus, isopachous, margaritas, nimbostratus, Theophrastus
5 syllables:
apterygotous, ascomycetous, cumulostratus, Hermaphroditus