Where does “замочный” come from?

замочный (Russian) comes from Russian замо́к, from Polish zamek, from Middle High German slōz, from Old High German sloz, from Proto-Germanic slutą.

замочный (Russian): lock

Definitions

  1. lock

Ancestry of “замочный”, step by step

StepLanguageWordMeaning
1Russianзамо́кcastle
2Polishzameklock; zip fastener, zipper, zip; castle
3Middle High Germanslōz—
4Old High Germansloz—
5Proto-Germanicslutą—
Every word from Proto-Germanic slutą →Every word from Old High German sloz →Every word from Middle High German slōz →