smoker vs consumer

smoker and consumer both are nouns.

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

As nouns, consumer is a hypernym of smoker; that is, consumer is a word with a broader meaning than smoker:

smoker (noun)	consumer (noun)
a passenger car for passengers who wish to smoke	a person who uses goods or services
a party for men only (or one considered suitable for men only)
a person who smokes tobacco