Where does “stag-” come from?

stag- (Proto-Germanic) comes from Proto-Indo-European stek-, from Proto-Indo-European stā-, from Proto-Indo-European steh₂- — to stand.

stag- (Proto-Germanic): to be firm, rigid; to be stiff, prop; to stick;...

Definitions

  1. to be firm, rigid; to be stiff, prop; to stick;...

Ancestry of “stag-”, step by step

stag- traces back through two separate lines of ancestry.

via Proto-Indo-European stek-

StepLanguageWordMeaning
1Proto-Indo-Europeanstek-to stand, stell, hold; to be firm, stand fast
2Proto-Indo-Europeanstā-to stand, place
3Proto-Indo-Europeansteh₂-to stand

via Proto-Indo-European stak-

StepLanguageWordMeaning
1Proto-Indo-Europeanstak-to stay, be firm; to stay, to be firm
Every word from Proto-Indo-European steh₂-Every word from Proto-Indo-European stā-Every word from Proto-Indo-European stek-