むえきゆうがい 無益有害 LinksSentence search for 無益有害Sentence search for むえきゆうがいKanji details for 無, 益, 有 and 害Edit in JMdict Noun, Na-adjective (keiyodoshi)1. useless and harmfulYojijukugo (four character compound) Discussions Log in to talk about this word.