historic vs historical

historic and historical both are adjectives.

Word	Noun	Adjective	Verb	Adverb
historic	No	Yes	No	No
historical	No	Yes	No	No

As adjectives, historic and historical are synonyms defined as:

historic and historical: belonging to the past; of what is important or famous in the past

historic (adjective)	historical (adjective)
important in history	used of the study of a phenomenon (especially language) as it changes through time
belonging to the past; of what is important or famous in the past	of or relating to the study of history
	belonging to the past; of what is important or famous in the past
	having once lived or existed or taken place in the real world as distinct from being legendary