encroach upon vs raid

encroach upon is not a noun while raid is a noun.

Word	Noun	Adjective	Verb	Adverb
encroach upon	No	No	Yes	No
raid	Yes	No	Yes	No

As verbs, raid is a hyponym of encroach upon; that is, raid is a word with a more specific, narrower meaning than encroach upon:

Other hyponyms of encroach upon include foray into.

encroach upon (noun)	raid (noun)
	a sudden short attack
	an attempt by speculators to defraud investors

encroach upon (verb)	raid (verb)
to intrude upon, infringe, encroach on, violate	search for something needed or desired
	enter someone else's territory and take spoils
	take over (a company) by buying a controlling interest of its stock
	search without warning, make a sudden surprise attack on