con·quer / ˈkängkər/ • v. [tr.] overcome and take control of (a place or people) by use of military force. ∎  successfully overcome (a problem or weakness). ∎  climb (a mountain) successfully. ∎  gain the love, admiration, or respect of (a person or group of people).DERIVATIVES: con·quer·a·ble / -k(ə)rəbəl/ adj.con·quer·or / -kərər/ n.

conquer XIII. — OF. conquerre :- Rom. *conquerere, for L. conquīrere seek for, procure, gain, win, f. CON- + quærere seek.
So conqueror XIII. — AN. conquerour, OF. -eor, f. conquerre; see -OR 1. conquest XIII. — OF. conquest, conqueste (mod. conquête), repr. sb. uses of n. and fem. of Rom. *conquestus, pp. of *conquerere.