impact vs affect

impact and affect both are nouns.

Word	Noun	Adjective	Verb	Adverb
impact	Yes	No	Yes	No
affect	Yes	No	Yes	No

As verbs, impact and affect are synonyms defined as:

Other synonyms of impact include bear on, bear upon, touch, touch on.

impact (noun)	affect (noun)
influencing strongly	the conscious subjective aspect of feeling or emotion
the violent interaction of individuals or groups entering into combat
the striking of one body against another
a forceful consequence; a strong effect

impact (verb)	affect (verb)
have an effect upon	act physically on; have an effect upon
press or wedge together; pack together	have an effect upon
	make believe with the intent to deceive
	have an emotional or cognitive impact upon
	connect closely and often incriminatingly