aggravation vs provocation

aggravation and provocation both are nouns.

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

As nouns, aggravation and provocation are synonyms defined as:

aggravation and provocation: unfriendly behavior that causes anger or resentment

Other synonyms of aggravation include irritation.

aggravation (noun)	provocation (noun)
unfriendly behavior that causes anger or resentment	unfriendly behavior that causes anger or resentment
action that makes a problem or a disease (or its symptoms) worse	needed encouragement
an exasperated feeling of annoyance	something that incites or provokes; a means of arousing or stirring to action