Where does “dubbelspion” come from?

dubbelspion (Dutch) comes from Dutch spion, 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.

dubbelspion (Dutch): double agent

Definitions

  1. double agent

Ancestry of “dubbelspion”, step by step

dubbelspion traces back through two separate lines of ancestry.

via Dutch spion

StepLanguageWordMeaning
1Dutchspionspy, person who secretly gathers information; a...
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 Dutch dubbel

StepLanguageWordMeaning
1Dutchdubbeldouble, twofold; ambivalent; ambiguous
2Middle Dutchdobbel
3Old Frenchdobledouble
4Latindūplusdouble (twice as much, or as big)
5Proto-Italic*duplosdouble
Every word from Proto-Indo-European speḱ-