poll taker vs canvasser

poll taker and canvasser both are nouns.

Word	Noun	Adjective	Verb	Adverb
poll taker	Yes	No	No	No
canvasser	Yes	No	No	No

As nouns, poll taker and canvasser are synonyms defined as:

poll taker and canvasser: someone who conducts surveys of public opinion

Other synonyms of poll taker include headcounter, pollster.

poll taker (noun)	canvasser (noun)
someone who conducts surveys of public opinion	someone who conducts surveys of public opinion
	someone who examines votes at an election
	a petitioner who solicits contributions or trade or votes
	a person who takes or counts votes