Found 2 items, similar to unkindness.
English → English (WordNet) Definition: unkindness unkindness n : lack of sympathy [ant: kindness]
English → English (gcide) Definition: Unkindness Unkind \Un*kind"\, a. 1. Not kind; contrary to nature, or the law of kind or kindred; unnatural. [Obs.] “Such unkind abominations.” --Chaucer. [1913 Webster] 2. Wanting in kindness, sympathy, benevolence, gratitude, or the like; cruel; harsh; unjust; ungrateful. [1913 Webster] He is unkind that recompenseth not; but he is most unkind that forgetteth. --Sir T. Elyot. [1913 Webster] -- Un*kind"ly, adv. -- Un*kind"ness, n. [1913 Webster]