Here's what rhymes with sperm.
term germ terme berm perm firm worm therm affirm squirm corm infirm isotherm confirm reaffirm endosperm wheatgerm angiosperm gymnosperm reconfirm Words that almost rhyme with sperm
turn burn earn stern urn tern churn rne spurn learn fern adjourn yearn sauterne return discern overturn quern upturn taciturn nocturne concern subaltern unconcern