Where does “contrespionnage” come from?
contrespionnage (French) comes from French espionnage, from French espionner, 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.
contrespionnage (French): counterespionage
Ancestry of “contrespionnage”, step by step