birthyear (English) comes from English birth, from Middle English birthen, from Old English byrþen, from Proto-West Germanic burþini, from Proto-West Germanic burþī, from Proto-Germanic burþį̄, from Proto-Indo-European bʰēr- — shiny, light brown.
birthyear (English): The year in which one was born; year of birth
Definitions
The year in which one was born; year of birth
Ancestry of “birthyear”, step by step
birthyear traces back through two separate lines of ancestry.