Homogenous rhymes with:
nitrogenous, androgynous, exogenous, indigenous, nitrogenous, oleaginous, polygynous, androgynous, asynchronous, bituminous, brazenness, chitinous, deaconess, exogenous, gelatinous, givenness, gluttonous, indigenous, larcenous, luminous, membranous, monotonous, mountainous, mutinous, nitrogenous, nonpoisonous, oleaginous, ominous, outspokenness, patroness, poisonous, polygynous, ravenous, ruinous, tetanus, titinus, uranus, villainous, voluminous
Homogenous sounds like:
hanging, hangings, hangsang, hangsang's, hankins, hansen's, hanson's, heung-yeung, homecoming, homemaking, homesickness, homogeneous, homogenize, hong-kong, hongkong, honking, humanizing, hunkins