Invade

verb

1. To move into.

   "Under some circumstances police are allowed to invade a person's privacy."

2. To enter by force in order to conquer.

   "Argentinian troops invaded the Falkland Islands in 1982."

3. To infest or overrun.

   "The picnic was invaded by ants."

4. To attack; to infringe; to encroach on; to violate.

   "The king invaded the rights of the people."

5. To make an unwelcome or uninvited visit or appearance, usually with an intent to cause trouble or some other unpleasant situation.