Where does “trepy” come from?

trepy (Polish) comes from German Treppe, from Middle High German treppe, from Old High German trappa, from Proto-Germanic trap-, from Proto-Indo-European dreb-, from Proto-Indo-European der- — to split, to separate; to tear, to crack, to...

Ancestry of “trepy”, step by step

StepLanguageWordMeaning
1GermanTreppestairs
2Middle High Germantreppe—
3Old High Germantrappa—
4Proto-Germanictrap-—
5Proto-Indo-Europeandreb-—
6Proto-Indo-Europeander-to split, to separate; to tear, to crack, to...
Every word from Proto-Indo-European der- →Every word from Proto-Indo-European dreb- →Every word from Proto-Germanic trap- →