term germ sperm terme berm perm firm worm therm affirm endosperm squirm corm confirm infirm isotherm gymnosperm reaffirm angiosperm wheatgerm reconfirm

Words that almost rhyme with gynosperm

turn burn stern tern churn spurn learn fern adjourn yearn upturn nocturne sauterne return discern overturn quern concern taciturn unconcern subaltern