man of deeds vs doer

man of deeds and doer both are nouns.

Word	Noun	Adjective	Verb	Adverb
man of deeds	Yes	No	No	No
doer	Yes	No	No	No

As nouns, doer is a hypernym of man of deeds; that is, doer is a word with a broader meaning than man of deeds:

Other hypernyms of man of deeds include actor, worker.

man of deeds (noun)	doer (noun)
someone inclined to act first and think later	a person who acts and gets things done