Here's what rhymes with nidificandum.
random tandem memorandum nonrandom Words that almost rhyme with nidificandum
phantom canton tantum bantam abandon dampen plantain zooplankton phytoplankton handsome chasm madam ransom madame hansom maxim datum fathom magnum tantrum macadam sachem transom gladsome talcum pablum platinum stratum amalgam spasm plasm sphagnum sanctum phantasm tarmacadam substratum enthusiasm cytoplasm neoplasm protoplasm iconoclasm