Conquer means:
* To overcome or defeat (an enemy or opponent) by force of arms.
* To gain control of (a place or people) by force.
* To overcome or master (a difficulty or problem).
Examples:
* The Romans conquered much of Europe.
* They conquered their fear and climbed the mountain.
* She conquered her illness with the help of her doctor.
Note: "Conquire" is not a word in the English language.