Here's what rhymes with mastodons.
Words that almost rhyme with mastodons
masculines animals nationals alcohols mattresses fastnesses lattices madrigals practices passages palaces radicals statuses anathemas chalices adages casuals rationals chasubles practicals magnetise panamas damages packages balances capitals savages campuses valuables apparatuses cannibals diagonals mandibles paralyses clavicles salvages irrationals palatals scapulas automatises languages bandages malpractices tangibles flammables urinalyses grampuses intangibles internationals democratises multinationals transnationals bureaucratises