Where does “z potrudna” come from?

z potrudna (Polish) comes from Polish z, from Old Polish z, from Proto-Slavic sъ(n), from Proto-Indo-European ḱóm, from Proto-Indo-European ḱe, from Middle English kyt, from German kitt, from Old High German kuti — to bend; curve; arch; vault; to bow, bend, arch,...

Ancestry of “z potrudna”, step by step

z potrudna traces back through two separate lines of ancestry.

via Polish z

StepLanguageWordMeaning
1Polishzfrom; out of; made of
2Old Polishzdenotes delative movement; off of
3Proto-Slavicsъ(n)with, accompanying, alongside; with, by means of,...
4Proto-Indo-Europeanḱómbeside, near, by, with
5Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
6Middle Englishkyt
7Germankittputty certain kinds of cement used for fixing e.g. window panes
8Old High Germankuti
9Proto-West Germanickwidugum, resin
10Proto-Germanickweduzresin
11Proto-Indo-Europeangʷet-resin, gum; to say, speak
12Proto-Indo-Europeangū-to bend; curve; arch; vault; to bow, bend, arch,...

via Polish potrudno

StepLanguageWordMeaning
1Polishpotrudno
2Polishtrudnowith difficulty
3Old Polishtrudnowith difficulty
4Old Polish-oforms adverbs from adjectives
5Proto-Slavic*-ǫ
Every word from Proto-Indo-European gū-Every word from Proto-Indo-European gʷet-Every word from Proto-Germanic kweduz