upper side vs poll

upper side and poll both are nouns.

Word	Noun	Adjective	Verb	Adverb
upper side	Yes	No	No	No
poll	Yes	No	Yes	No

As nouns, poll is a hyponym of upper side; that is, poll is a word with a more specific, narrower meaning than upper side:

Other hyponyms of upper side include crest, crown, crown, pate, desktop, rooftop, tiptop.

upper side (noun)	poll (noun)
the highest or uppermost side of anything	the counting of votes (as in an election)
	the top of the head
	the part of the head between the ears
	an inquiry into public opinion conducted by interviewing a random sample of people
	a tame parrot

upper side (verb)	poll (verb)
	convert into a pollard
	get the opinions (of people) by asking specific questions
	vote in an election at a polling station
	get the votes of