tinea barbae vs tinea

tinea barbae and tinea both are nouns.

Word	Noun	Adjective	Verb	Adverb
tinea barbae	Yes	No	No	No
tinea	Yes	No	No	No

As nouns, tinea is a hypernym of tinea barbae; that is, tinea is a word with a broader meaning than tinea barbae:

tinea barbae: fungal infection of the face and neck
tinea: infections of the skin or nails caused by fungi and appearing as itching circular patches

Other hypernyms of tinea barbae include ringworm, roundworm.

tinea barbae (noun)	tinea (noun)
fungal infection of the face and neck	infections of the skin or nails caused by fungi and appearing as itching circular patches