先せん祖ぞ返がえりMeaningsNoun1. reversion; atavismOther spellings先せん祖ぞがえり0%Kanji used先before (timewise)祖grandparent返return somethingComposed of先せん祖ぞancestor; forefather; foremotherNoun返かえりturning over; flipping over; reply; response; marks written alongside characters in a classical Chinese text to indicate their ordering when read in Japanese; lapelNoun