Synonyms for screwball

Noun

1. crackpot, crank, nut, nut case, nutcase, fruitcake, screwball, eccentric, eccentric person, flake, oddball, geek

usage: a whimsically eccentric person

2. screwball, pitch, delivery

usage: a pitch with reverse spin that curves toward the side of the plate from which it was thrown

Adjective

1. crazy, half-baked, screwball, softheaded, impractical (vs. practical)

usage: foolish; totally unsound; "an impractical solution"; "a crazy scheme"; "half-baked ideas"; "a screwball proposal without a prayer of working"