Where does “шпијунка” come from?

шпијунка (Serbo-Croatian) comes from Serbo-Croatian шпијун, from German Spion, from French espion, from Middle French espion, from Old French espion, from Frankish *spehō, from Frankish spehōn, from Proto-Germanic spehōną — to see, to look, to observe.

шпијунка (Serbo-Croatian): a female spy; peephole

Definitions

  1. a female spy; peephole

Ancestry of “шпијунка”, step by step

шпијунка traces back through two separate lines of ancestry.

via Serbo-Croatian шпијун

StepLanguageWordMeaning
1Serbo-Croatianшпијунspy
2GermanSpionspy; peephole
3Frenchespionspy
4Middle Frenchespion
5Old Frenchespionspy
6Frankish*spehō
7Frankishspehōnto spy, watch; to peer, to look, to spy
8Proto-Germanicspehōnąto peer, look, spy
9Proto-Indo-Europeanspeḱ-to see, to look, to observe

via Serbo-Croatian ка

StepLanguageWordMeaning
1Serbo-CroatianкаAlternative form of к; to
Every word from Proto-Indo-European speḱ-Every word from Proto-Germanic spehōnąEvery word from Frankish spehōn