Here's what rhymes with fosm.
microcosm macrocosm Words that almost rhyme with fosm
awesome often soften rosin possum caution blossom cation opossum herniation libation precaution tryptophan calumniation autumn solemn forum bottom column sorghum bonum foursome slalom carom boredom mortem quorum balsam condom dorsum wampum flotsam stardom thraldom thralldom problem quantum decorum drachm nostrum rostrum cockscomb metronome gastronome sugarplum postpartum falciparum