Synonyms of 'huckster'
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You can use hawker to refer to a person who tries to sell things by calling at people's homes or standing in the street, especially when you do not approve of this activity.
It was a visitor and not a hawker or tramp at the door.
A vendor is someone who sells things such as newspapers, cigarettes, or food from a small stall or cart.
There are over four-hundred street vendors in the capital.
Thesaurus for huckster from the Collins English Thesaurus
If you refer to someone as a huckster , you are criticizing them for trying to sell useless or worthless things in a dishonest or aggressive way.