Un‐kind″, a. 1. Not kind; contrary to nature, or the law of kind or kindred; unnatural. “Such unkind abominations.” Chaucer.
2. Wanting in kindness, sympathy, benevolence, gratitude, or the like; cruel; harsh; unjust; ungrateful.
He is unkind that recompenseth not; but he is most unkind that forgetteth. Sir T. Elyot.
— Un‐kind″ly, adv. — Un‐kind″ness, n.