noun, na-adjective
cunning; crafty; shrewd; guileful
Describes a person who is clever in a sly, manipulative way. Often carries a negative connotation of using intelligence for deceit or self-interest.
彼は怜悧狡猾な手口で相手を出し抜いた。
He outwitted his opponent with a cunning scheme.
怜悧狡猾な人物は信用できない。
A crafty person cannot be trusted.
A yojijukugo (four-character compound) combining 怜悧 (clever, sharp-witted) and 狡猾 (cunning, sly). The exact historical origin is uncertain, but it follows the pattern of many literary compounds formed in Japanese from kanji with similar meanings.