不ふ規き則そく変へん化かMeaningsNoun1. irregular conjugationKanji used不negative規criteria則rules変change化transformationComposed of不ふ規き則そくirregular; unsystematic; unsteady; disorderlyNa-adjective変へん化かchange; variation; alteration; mutation; transition; transformation; variety; diversity; inflection; declension; …Noun