intrude on vs invade

intrude on and invade both are verbs.

Word	Noun	Adjective	Verb	Adverb
intrude on	No	No	Yes	No
invade	No	No	Yes	No

As verbs, intrude on and invade are synonyms defined as:

Other synonyms of intrude on include encroach upon, obtrude upon.

intrude on (verb)	invade (verb)
to intrude upon, infringe, encroach on, violate	march aggressively into another's territory by military force for the purposes of conquest and occupation
	penetrate or assault, in a harmful or injurious way
	to intrude upon, infringe, encroach on, violate
	occupy in large numbers or live on a host