plural of screw-up

(transitive) To tighten or secure with screws. / (transitive) To raise (rent, fees, etc.) to extortionate levels. / (transitive) To raise or summon up. / (transitive) To twist into a contorted state.

simple past tense and past participle of screw up

(of a piece of paper) Having been screwed into a ball. / (idiomatic, vulgar) Morally reprehensible; clearly and grossly objectionable.

Alternative spelling of screwup

Third-person singular simple present indicative form of screw up

present participle of screw up

Synonym of pluck up one's courage