老ろう獪かい

na-adjective, noun

cunning with age; wily; crafty

Describes a person, especially an older person, who has become shrewd, crafty, or sly through life experience. Often carries a negative or wary tone.

• あの老ろう獪かいな政せい治じ家かは、いつも裏うらをかく。

  That wily old politician always outmaneuvers everyone.

• 彼かれの老ろう獪かいな手て口ぐちにはもう騙だまされない。

  I won't be fooled by his crafty old tricks anymore.