air raid vs raid

air raid and raid both are nouns.

Word	Noun	Adjective	Verb	Adverb
air raid	Yes	No	No	No
raid	Yes	No	Yes	No

As nouns, raid is a hypernym of air raid; that is, raid is a word with a broader meaning than air raid:

Other hypernyms of air raid include foray, maraud.

air raid (noun)	raid (noun)
an attack by armed planes on a surface target	a sudden short attack
	an attempt by speculators to defraud investors

air raid (verb)	raid (verb)
	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