Where does “zakładnica” come from?

zakładnica (Polish) comes from Polish zakładać, from Old Polish zakładać, from Old Polish za-, from Proto-Slavic za- — for.

Ancestry of “zakładnica”, step by step

StepLanguageWordMeaning
1Polishzakładaćto put on
2Old Polishzakładaćto provide with strong foundations, to embed firmly, to build
3Old Polishza-derives verbs of various meanings
4Proto-Slavicza-for
Every word from Proto-Slavic za- →Every word from Old Polish za- →Every word from Old Polish zakładać →
zakładnica — Etymology, Origin & Word History | Etymology Explorer