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

Words that almost rhyme with microfirm

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