tag (German) comes from German guten Tag, from Alemannic German Tag, from Middle High German tac, from Old High German tag, from Proto-West Germanic dag, from Proto-Germanic dagaz, from Proto-Indo-European dʰegʷʰ- — to burn; warm, hot.
tag (German): singular imperative of tagen
Definitions
singular imperative of tagen
Ancestry of “tag”, step by step
tag traces back through two separate lines of ancestry.