1 Guileful and ruthless, he was a generous and steadfast friend.

2 But you could do them harm by guileful means.

3 Deep abysses, steep mountains, guileful catapult traps, hidden alleys and slippery ice-columns: there are jeopardies around every corner of the Lemurs world.

4 Being cruel, guileful and unscrupulous, the terrorist committed all manners of crimes including murder and arson.

5 I didn't see my own expression, but I saw his guileful eyes.