遡そ及きゅう的てきConjugationsMeaningsNa-adjective1. retroactiveKanji used遡go upstream及reach的targetComposed of遡そ及きゅうretroactivity; retroaction; being retroactive (to)Noun的てき-ical; -ive; -al; -ic; -y; -like; -ish; -sort of; -kind ofSuffix