りくつ 理屈 Common word JLPT N1 Wanikani level 27 Show 2 collocations 理屈に合う - to be reasonable理屈をつける - to find an excuse LinksSentence search for 理屈Sentence search for りくつSentence search for 理窟Kanji details for 理 and 屈Edit in JMdict Noun1. theory; reason; logicNoun2. (unreasonable) argument; strained logic; excuse; pretextOther forms理窟 【りくつ】Notes理窟: Rarely-used kanji form. Discussions Log in to talk about this word.