oral consonant vs consonant

oral consonant and consonant both are nouns.

Word	Noun	Adjective	Verb	Adverb
oral consonant	Yes	No	No	No
consonant	Yes	Yes	No	No

As nouns, consonant is a hypernym of oral consonant; that is, consonant is a word with a broader meaning than oral consonant:

oral consonant: a consonant sound in speech that is made by allowing air to escape from the mouth, as opposed to the nose.
consonant: a speech sound that is not a vowel

oral consonant (noun)	consonant (noun)
a consonant sound in speech that is made by allowing air to escape from the mouth, as opposed to the nose.	a speech sound that is not a vowel
	a letter of the alphabet standing for a spoken consonant

oral consonant (adjective)	consonant (adjective)
	in keeping
	involving or characterized by harmony