Where does “festunek” come from?

festunek (Polish) comes from German Festung, from Middle High German vestunge, from Middle High German vesten, from Old High German festen, from Proto-Germanic fastuz — fixed, firm, secure.

Ancestry of “festunek”, step by step

StepLanguageWordMeaning
1GermanFestungfortress, fortification
2Middle High Germanvestunge—
3Middle High Germanvestento fasten, to secure
4Old High Germanfesten—
5Proto-Germanicfastuzfixed, firm, secure
Every word from Proto-Germanic fastuz →Every word from Old High German festen →Every word from Middle High German vesten →