hair follicle vs follicle

hair follicle and follicle both are nouns.

Word	Noun	Adjective	Verb	Adverb
hair follicle	Yes	No	No	No
follicle	Yes	No	No	No

As nouns, follicle is a hypernym of hair follicle; that is, follicle is a word with a broader meaning than hair follicle:

hair follicle: a small tubular cavity containing the root of a hair; small muscles and sebaceous glands are associated with them
follicle: any small spherical group of cells containing a cavity

hair follicle (noun)	follicle (noun)
a small tubular cavity containing the root of a hair; small muscles and sebaceous glands are associated with them	any small spherical group of cells containing a cavity