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