kinetics vs ballistics

kinetics and ballistics both are nouns.

Word	Noun	Adjective	Verb	Adverb
kinetics	Yes	No	No	No
ballistics	Yes	No	No	No

As nouns, ballistics is a hyponym of kinetics; that is, ballistics is a word with a more specific, narrower meaning than kinetics:

kinetics: the branch of mechanics concerned with the forces that cause motions of bodies
ballistics: the science of flight dynamics

kinetics (noun)	ballistics (noun)
the branch of mechanics concerned with the forces that cause motions of bodies	the science of flight dynamics
	the trajectory of an object in free flight