labial consonant vs labial

labial consonant and labial both are nouns.

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

As nouns, labial consonant and labial are synonyms defined as:

labial consonant and labial: a consonant whose articulation involves movement of the lips

labial consonant (noun)	labial (noun)
a consonant whose articulation involves movement of the lips	a consonant whose articulation involves movement of the lips

labial consonant (adjective)	labial (adjective)
	relating to or near the female labium
	of or relating to the lips of the mouth