Words That Rhyme With "Grumous" :
2 syllables:
almous, Amos, awmous, blueness, brumous, camas, Demus, Dumas, famous, fewness, glomus, gummous, hummus, humous, humus, imus, kumiss, Lammas, Momos, Momus, newness, plumose, puma's, Seamus, shamas, shamus, skewness, soonest, squamous, strumous, Thomas, thymus, timeous, tunas, wammus, wamus, Yuma's
3 syllables:
lagunas, mandamus, Portunus, transhumance, untimeous