Meanings of displace
1. To move or shift from the usual place or position or to force to leave a homeland: Example: Millions of refugees were displaced by the war.
2. To take the place of; supplant.
3. To discharge from an office or position.
Meanings of replace
1. To put back into a former position or place.
2. To take or fill the place of.
3. To be or provide a substitute for.
4. To pay back or return; refund.