foeman vs enemy

foeman and enemy both are nouns.

Word	Noun	Adjective	Verb	Adverb
foeman	Yes	No	No	No
enemy	Yes	No	No	No

As nouns, foeman and enemy are synonyms defined as:

foeman and enemy: an armed adversary (especially a member of an opposing military force)

Other synonyms of foeman include foe, opposition.

foeman (noun)	enemy (noun)
an armed adversary (especially a member of an opposing military force)	an opposing military force
	any hostile group of people
	an armed adversary (especially a member of an opposing military force)
	a personal enemy