THESAURUS
incurve
arch, bend, bend back, bow, bowl, cast, change of pace, change-up, chuck, chunk, crook, cup, curl, curve, decurve, deflect, dish, dome, downcurve, embow, fastball, flex, fling, flip, forward pass, heave, hollow, hook, hump, hunch, hurl, incurvate, inflect, knuckleball, lateral, lateral pass, lob, loop, outcurve, pass, peg, pitch, put, recurve, reflect, reflex, retire, retreat, retroflex, round, sag, screwball, serve, service, shot-put, shy, sinker, slider, sling, spitball, spitter, swag, sweep, throw, toss, turn, upcurve, vault, wind