Words That Rhyme With "Cetaceum" :

3 syllables:

aecium, Gratian, Latium, Paphian

4 syllables:

androecium, cymatium, dichasium, hospitium, indicium, oasean, pancratium, Pegasian, podetium, silicium, solatium, spermatium, technetium, Vespasian

5 syllables:

americium, amphithecium, apothecium, cleistothecium, endothecium, epithecium, hypothecium, monochasium, nemathecium, perithecium