ぎょうへんかくかつよう ナ行変格活用 LinksSentence search for ナ行変格活用Sentence search for ナぎょうへんかくかつようKanji details for 行, 変, 格, 活 and 用Edit in JMdict Noun1. irregular conjugation of verbs ending in "nu" (in written Japanese)Linguistics Discussions Log in to talk about this word.