stud vs building

stud and building both are nouns.

Word	Noun	Adjective	Verb	Adverb
stud	Yes	No	Yes	No
building	Yes	No	No	No

stud (noun)	building (noun)
poker in which each player receives hole cards and the remainder are dealt face up; bets are placed after each card is dealt	the act of constructing something
adult male horse kept for breeding	the commercial activity involved in repairing old structures or constructing new ones
an upright in house framing	a structure that has a roof and walls and stands more or less permanently in one place
ornament consisting of a circular rounded protuberance (as on a vault or shield or belt)	the occupants of a building
a man who is virile and sexually active

stud (verb)	building (verb)
provide with or construct with studs
scatter or intersperse like dots or studs