陰湿 いんしつ Meanings な-adjective, Noun malicious; spiteful; vicious; wicked; devious; underhanded; sly shady and damp Kanji 陰 shade. Read as イン. 湿 damp. Read as シツ. Example sentences 陰湿な嫌がらせを受けた場合の対処法について教えてください。Please tell me how to deal with malicious comments. 本当に、陰湿なことはやめて欲しい。Just stop with the mean-spirited stuff. Jinuma: Japanese Dictionary · Word lists