venter vs ventral

venter is a noun but ventral is not a noun.

Word	Noun	Adjective	Verb	Adverb
venter	Yes	No	No	No
ventral	No	Yes	No	No

venter (noun)	ventral (noun)
the region of the body of a vertebrate between the thorax and the pelvis
a bulging body part (as the belly of a muscle)
the womb
a speaker who expresses or gives vent to a personal opinion or grievance

venter (adjective)	ventral (adjective)
	toward or on or near the belly (front of a primate or lower surface of a lower animal)
	nearest to or facing toward the axis of an organ or organism