follow vs dog

follow is not a noun while dog is a noun.

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

As verbs, dog is a hyponym of follow; that is, dog is a word with a more specific, narrower meaning than follow:

Other hyponyms of follow include stalk, chase, chase after, give chase, go after, tag, tail, track, trail, haunt, stalk.

follow (noun)	dog (noun)
	a member of the genus Canis (probably descended from the common wolf) that has been domesticated by man since prehistoric times; occurs in many breeds
	a hinged catch that fits into a notch of a ratchet to move a wheel forward or prevent it from moving backward
	metal supports for logs in a fireplace
	a smooth-textured sausage of minced beef or pork usually smoked; often served on a bread roll
	informal term for a man
	a dull unattractive unpleasant girl or woman
	someone who is morally reprehensible

follow (verb)	dog (verb)
behave in accordance or in agreement with	go after with the intent to catch
keep informed
keep to
follow, discover, or ascertain the course of development 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