stylist vs barber

stylist and barber both are nouns.

Word	Noun	Adjective	Verb	Adverb
stylist	Yes	No	No	No
barber	Yes	No	Yes	No

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

Other hyponyms of stylist include coiffeur, coiffeuse, tinter.

stylist (noun)	barber (noun)
an artist who is a master of a particular style	a hairdresser who cuts hair and shaves beards as a trade
someone who cuts or beautifies hair

stylist (verb)	barber (verb)
	perform the services of a barber: cut the hair and/or beard of