Here's what rhymes with flotsam.
Words that almost rhyme with flotsam
option godson adoption autumn awesome bottom blossom balsam dorsum rostrum possum thraldom foursome slalom thralldom column solemn forum boredom mortem condom sorghum bonum drachm nostrum wampum opossum stardom carom cockscomb problem quantum quorum decorum metronome gastronome sugarplum postpartum falciparum microcosm macrocosm