Nihoner

“Mental derangement” in Japanese

Short answer
乱心 ranshin らんしん

Mental derangement in Japanese is “乱心” (ranshin). Full meaning: mental derangement, madness, insanity.

Other ways to say “Mental derangement” in Japanese

Looking for the other direction? Search any Japanese word in the Nihoner lexicon, or practise what you have learned in the learning games.