aboral vs oral

aboral is not a noun while oral is a noun.

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

aboral (noun)	oral (noun)
	an examination conducted by spoken communication

aboral (adjective)	oral (adjective)
opposite to or away from the mouth	of or involving the mouth or mouth region or the surface on which the mouth is located
	a stage in psychosexual development when the child's interest is concentrated in the mouth; fixation at this stage is said to result in dependence, selfishness, and aggression
	of or relating to or affecting or for use in the mouth
	using speech rather than writing