すっこい

devious; cunning

Word type: 

Standard: 

ずるがしこい

Standard kanji: 

狡賢い

Example: 

A: あの子、いっつもうちの宿題うつして、自分でいっこもせえへんねん。
B: すっこいなあ。

A: She always copies my homework--I don't think she's ever done any by herself.
B: Quite a cheater, huh?

Commentary: 

This word has a stronger feeling than すこい.

こっすい and すっこい have the same meaning.

While this word sounds similar to ずっこい, there are differences in meaning.

Also see こすい, こっすい, すこい, and ずっこい