track vs follow

track is a noun but follow is not a noun.

Word	Noun	Adjective	Verb	Adverb
track	Yes	No	Yes	No
follow	No	No	Yes	No

As verbs, follow is a hypernym of track; that is, follow is a word with a broader meaning than track:

Other hypernyms of track include pursue.

track (noun)	follow (noun)
the act of participating in an athletic competition involving running on a track
any road or path affording passage especially a rough one
a bar or pair of parallel bars of rolled steel making the railway along which railroad cars or other vehicles can roll
a pair of parallel rails providing a runway for wheels
a groove on a phonograph recording
(computer science) one of the circular magnetic paths on a magnetic disk that serve as a guide for writing and reading data
a course over which races are run
an endless metal belt on which tracked vehicles move over the ground
evidence pointing to a possible solution
a distinct selection of music from a recording or a compact disc
a line or route along which something travels or moves

track (verb)	follow (verb)
make tracks upon	behave in accordance or in agreement with
go after with the intent to catch	keep informed
travel across or pass over	keep to
carry on the feet and deposit	follow, discover, or ascertain the course of development of something
observe or plot the moving path of something	grasp the meaning
	imitate in behavior; take as a model
	perform an accompaniment to
	to travel behind, go after, come after
	travel along a certain course
	follow in or as if in pursuit
	keep under surveillance
	choose and follow; as of theories, ideas, policies, strategies or plans
	to subscribe to someone's updates on social media
	to be subscribed to updates from another user on social media
	act in accordance with someone's rules, commands, or wishes
	be the successor (of)
	follow with the eyes or the mind
	work in a specific place, with a specific subject, or in a specific function
	accept and follow the leadership or command or guidance of
	adhere to or practice
	be later in time
	come after in time, as a result
	be next
	to bring something about at a later time than
	to be the product or result
	come as a logical consequence; follow logically