Where does “exterminer” come from?
exterminer (French) comes from Latin exterminō, from Latin terminō, from Latin Terminus, from Proto-Indo-European ter-, from Italian termine, from Latin terminus, from Proto-Italic termenos, from Proto-Indo-European térmn̥ — boundary, end.
exterminer (French): to exterminate
Ancestry of “exterminer”, step by step
Words derived from “exterminer”