Words That Rhyme With "Cumulonimbus" :

2 syllables:

bimbos, gibbous, grimace, impulse, indus, limbus, limpets, Linda's, nimbus, plumbous, Plymouth, rhombus, thrombus

3 syllables:

Columbus, corymbose, iambus, Olympus

4 syllables:

choriambus, cunnilingus