Here's what rhymes with masm.
Words that almost rhyme with masm
chasm fasten fathom ashen fashion passion ration assassin spasm lation plasm tation unfasten phantasm refasten compassion neoplasm diapason refashion enthusiasm dispassion cytoplasm iconoclasm protoplasm atom annum maxim madam alum madame handsome album datum ransom anthem magnum hansom sachem random amalgam phantom tandem antrum tantum macadam transom bantam gladsome talcum angstrom pablum platinum stratum sanctum tantrum sphagnum memorandum nonrandom tarmacadam substratum