遡そ及きゅうTop 50000MeaningsNounSuru verbIntransitive verb1. retroactivity; retroaction; being retroactive (to)Other readings遡さっ及きゅうKanji used遡go upstream及reachPitch accentそきゅうUsed in vocabulary遡そ及きゅう的てきretroactiveNa-adjective遡そ及きゅう書しょ誌しretrospective bibliographyNoun不ふ遡そ及きゅうnon-retroactivityNoun遡そ及きゅう法ほうretroactive law; retrospective lawNoun