Here's what rhymes with posem.
callosum Words that almost rhyme with posem
ovum bosun chosen ocean potion motion notion woven lotion cozen devotion emotion frozen erosion corrosion cloven demotion sloven promotion commotion oxytocin implosion rewoven explosion interwoven handwoven refrozen locomotion ibuprofen poem totem oakum modem wholesome loathsome lonesome locum solum hokum periosteum scrotum unwholesome jeroboam