air attack vs air raid

air attack and air raid both are nouns.

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

As nouns, air attack and air raid are synonyms defined as:

air attack (noun)	air raid (noun)
an attack by armed planes on a surface target	an attack by armed planes on a surface target