he-man vs stud

he-man and stud both are nouns.

Word	Noun	Adjective	Verb	Adverb
he-man	Yes	No	No	No
stud	Yes	No	Yes	No

As nouns, he-man and stud are synonyms defined as:

Other synonyms of he-man include macho-man.

he-man (noun)	stud (noun)
a man who is virile and sexually active	poker in which each player receives hole cards and the remainder are dealt face up; bets are placed after each card is dealt
	adult male horse kept for breeding
	an upright in house framing
	ornament consisting of a circular rounded protuberance (as on a vault or shield or belt)
	a man who is virile and sexually active

he-man (verb)	stud (verb)
	provide with or construct with studs
	scatter or intersperse like dots or studs