詭き激げききげきMeanings1na-adjective, nounextreme; radicalobsolete termObsolete term for something extreme or radical, likely used in classical or pre-modern texts. Not used in modern Japanese.「詭き激げき」は古ふるい文ぶん献けんで過か激げきな思し想そうや行こう動どうを表あらわすのに使つかわれた。詭激 was used in old documents to describe extreme ideas or actions.