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