しでかす

godan verb (-su), transitive verb

do (something bad); commit; pull (a stunt)

Used when someone does something foolish, wrong, or troublesome, often with a nuance of exasperation or criticism. Typically refers to blunders, pranks, or misdeeds.

• また変へんなことをしでかしたのか。

  Did you go and do something weird again?

• 彼かれはとんでもない失しっ敗ぱいをしでかした。

  He made an outrageous blunder.

godan verb (-su), transitive verb

pull off; accomplish (something impressive)

Less common; used when someone manages to do something remarkable or difficult, often with a sense of surprise or admiration. Can overlap with sense 1 when the achievement is audacious.

• 彼かれはたった一人ひとりでその大おお仕し事ごとをしでかした。

  He pulled off that huge task all by himself.