sell vs huckster

sell and huckster both are nouns.

Word	Noun	Adjective	Verb	Adverb
sell	Yes	No	Yes	No
huckster	Yes	No	Yes	No

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

Other hyponyms of sell include push, deal, black marketeer, pyramid, market, hawk, monger, peddle, pitch, vend.

sell (noun)	huckster (noun)
the activity of persuading someone to buy	a seller of shoddy goods
	a person who writes radio or tv advertisements

sell (verb)	huckster (verb)
persuade somebody to accept something	sell or offer for sale from place to place
exchange or deliver for money or its equivalent	wrangle (over a price, terms of an agreement, etc.)
do business; offer for sale as for one's livelihood
give up for a price or reward
deliver to an enemy by treachery
be sold at a certain price or in a certain way
be responsible for the sale of
be approved of or gain acceptance