quiver vs motility

quiver and motility both are nouns.

Word	Noun	Adjective	Verb	Adverb
quiver	Yes	No	Yes	No
motility	Yes	No	No	No

As nouns, motility is a hypernym of quiver; that is, motility is a word with a broader meaning than quiver:

Other hypernyms of quiver include motion, move, movement.

quiver (noun)	motility (noun)
the act of vibrating	a change of position that does not entail a change of location
case for holding arrows	ability to move spontaneously and independently
an almost pleasurable sensation of fright
a shaky motion

quiver (verb)	motility (verb)
shake with fast, tremulous movements
move with or as if with a regular alternating motion
move back and forth very rapidly