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