vestibular sense vs equilibrium

vestibular sense and equilibrium both are nouns.

Word	Noun	Adjective	Verb	Adverb
vestibular sense	Yes	No	No	No
equilibrium	Yes	No	No	No

As nouns, vestibular sense and equilibrium are synonyms defined as:

vestibular sense and equilibrium: a sensory system located in structures of the inner ear that registers the orientation of the head

Other synonyms of vestibular sense include labyrinthine sense, sense of balance, sense of equilibrium.

vestibular sense (noun)	equilibrium (noun)
a sensory system located in structures of the inner ear that registers the orientation of the head	a sensory system located in structures of the inner ear that registers the orientation of the head
	a chemical reaction and its reverse proceed at equal rates
	equality of distribution
	a stable situation in which forces cancel one another