vendor vs trafficker

vendor and trafficker both are nouns.

Word	Noun	Adjective	Verb	Adverb
vendor	Yes	No	No	No
trafficker	Yes	No	No	No

As nouns, vendor and trafficker are synonyms defined as:

vendor and trafficker: someone who promotes or exchanges goods or services for money

Other synonyms of vendor include marketer, seller, vender.

vendor (noun)	trafficker (noun)
someone who promotes or exchanges goods or services for money	someone who promotes or exchanges goods or services for money