ticket agent vs marketer

ticket agent and marketer both are nouns.

Word	Noun	Adjective	Verb	Adverb
ticket agent	Yes	No	No	No
marketer	Yes	No	No	No

As nouns, marketer is a hypernym of ticket agent; that is, marketer is a word with a broader meaning than ticket agent:

ticket agent: someone who sells tickets (e.g., theater seats or travel accommodations)
marketer: someone who promotes or exchanges goods or services for money

Other hypernyms of ticket agent include seller, trafficker, vender, vendor.

ticket agent (noun)	marketer (noun)
someone who sells tickets (e.g., theater seats or travel accommodations)	someone who promotes or exchanges goods or services for money