Where does “*gatawas” come from?

*gatawas (Proto-Balto-Slavic) comes from Proto-Indo-European gʷeh₂- — to step.

Ancestry of “*gatawas”, step by step

Step	Language	Word	Meaning
1	Proto-Indo-European	gʷeh₂-	to step

*gatawas — Etymology, Origin & Word History | Etymology Explorer