carriage vs smoker

carriage and smoker both are nouns.

Word	Noun	Adjective	Verb	Adverb
carriage	Yes	No	No	No
smoker	Yes	No	No	No

As nouns, smoker is a hyponym of carriage; that is, smoker is a word with a more specific, narrower meaning than carriage:

carriage (noun)	smoker (noun)
a vehicle with wheels drawn by one or more horses	a passenger car for passengers who wish to smoke
a railcar where passengers ride	a party for men only (or one considered suitable for men only)
a machine part that carries something else	a person who smokes tobacco
a small vehicle with four wheels in which a baby or child is pushed around
characteristic way of bearing one's body