diversionary attack vs diversion

diversionary attack and diversion both are nouns.

Word	Noun	Adjective	Verb	Adverb
diversionary attack	Yes	No	No	No
diversion	Yes	No	No	No

As nouns, diversionary attack and diversion are synonyms defined as:

diversionary attack and diversion: an attack calculated to draw enemy defense away from the point of the principal attack

diversionary attack (noun)	diversion (noun)
an attack calculated to draw enemy defense away from the point of the principal attack	an activity that diverts or amuses or stimulates
	a turning aside (of your course or attention or concern)
	an attack calculated to draw enemy defense away from the point of the principal attack