tinea capitis vs ringworm

tinea capitis and ringworm both are nouns.

Word	Noun	Adjective	Verb	Adverb
tinea capitis	Yes	No	No	No
ringworm	Yes	No	No	No

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

tinea capitis: fungal infection of the scalp characterized by bald patches
ringworm: infections of the skin or nails caused by fungi and appearing as itching circular patches

Other hypernyms of tinea capitis include roundworm, tinea.

tinea capitis (noun)	ringworm (noun)
fungal infection of the scalp characterized by bald patches	infections of the skin or nails caused by fungi and appearing as itching circular patches