Here's what rhymes with ccciv.
sieve give rive forgive relive outlive corroborative Words that almost rhyme with ccciv
his this fish viz hiss sis scythe hes fizz shes with wish miss myth bis dish kiss stiff dis def diss pith smith sniff pis piss skiff swish whiff writhed biz kith riff whiz writhe tiff abyss bliss cliff amiss quiz remiss dismiss forthwith therewith herewith jellyfish wherewith premiss midriff chandeliers monolith reminisce silversmith cuttlefish hieroglyph