たいまん 怠慢 Common word JLPT N1 Wanikani level 52 LinksSentence search for 怠慢Sentence search for たいまんKanji details for 怠 and 慢Edit in JMdict Noun, Na-adjective (keiyodoshi)1. negligence; neglect; carelessness; procrastination Discussions Log in to talk about this word.