canvass vs follow

canvass is a noun but follow is not a noun.

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

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

canvass: consider in detail and subject to an analysis in order to discover essential features or meaning
follow: follow, discover, or ascertain the course of development of something

canvass (noun)	follow (noun)
a heavy, closely woven fabric
the mat that forms the floor of the ring in which boxers or professional wrestlers compete
a tent made of canvas fabric
a large piece of fabric (usually canvas fabric) by means of which wind is used to propel a sailing vessel
an oil painting on canvas fabric
an inquiry into public opinion conducted by interviewing a random sample of people
the setting for a narrative or fictional or dramatic account

canvass (verb)	follow (verb)
consider in detail and subject to an analysis in order to discover essential features or meaning	behave in accordance or in agreement with
solicit votes from potential voters in an electoral campaign	keep informed
get the opinions (of people) by asking specific questions	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