Akademik

invade
v.tr. (often absol.)
1 enter (a country etc.) under arms to control or subdue it.
2 swarm into.
3 (of a disease) attack (a body etc.).
4 encroach upon (a person's rights, esp. privacy).
Derivatives:
invader n.
Etymology: L invadere invas- (as IN-(2), vadere go)

Useful english dictionary. 2012.