Where does “nog” come from?

nog (Middle High German) comes from Old High German noh, from Proto-Germanic nuh, from Proto-Indo-European nū — now.

Ancestry of “nog”, step by step

StepLanguageWordMeaning
1Old High Germannohstill; more
2Proto-Germanicnuhnow and, now also; yet, still, moreover
3Proto-Indo-Europeannūnow
Every word from Proto-Indo-European nū →Every word from Proto-Germanic nuh →Every word from Old High German noh →