Where does “étanchéifier” come from?
étanchéifier (French) comes from French étanche, from Old French estanc, from Old French estanchier, from Vulgar Latin stanticare, from Latin stānticus, from Latin stāns, from Latin stō, from Proto-Italic staēō.
étanchéifier (French): to waterproof
Ancestry of “étanchéifier”, step by step