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

Words that almost rhyme with overfirm

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