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

Words that almost rhyme with fiirm

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