aggravation vs aggression

aggravation and aggression both are nouns.

Word	Noun	Adjective	Verb	Adverb
aggravation	Yes	No	No	No
aggression	Yes	No	No	No

As nouns, aggression is a hypernym of aggravation; that is, aggression is a word with a broader meaning than aggravation:

aggravation (noun)	aggression (noun)
unfriendly behavior that causes anger or resentment	violent action that is hostile and usually unprovoked
action that makes a problem or a disease (or its symptoms) worse	deliberately unfriendly behavior
an exasperated feeling of annoyance	the act of initiating hostilities
	a disposition to behave aggressively
	a feeling of hostility that arouses thoughts of attack