Here's what rhymes with spasn.
hasn Words that almost rhyme with spasn
pleonasm an ban pan span tan dan ann dann can than man plan ran van fan scan shan bran kan kann nan san sedan gan lan cyan flan saran began clan gran divan rattan japan outran overran fisherman journeyman handyman bogeyman turbofan weatherman paperhanger boogeyman caravan middleman catamaran nurseryman serviceman anchorman minivan radioman counterman minuteman businessman newspaperman assemblyman