talker
noun /ˈtɔːkə(r)/
  /ˈtɔːkər/
Idioms - a person who talks in a particular way or who talks a lot- a brilliant talker
- She’s a (great) talker (= she talks a lot).
- He's more a talker than a doer (= he talks instead of doing things).
- He’s not much of a talker.
 Synonyms speakerspeaker- communicator
- gossip
- talker
 - speaker a person who is or was speaking; a person who speaks a particular language:- I looked around to see who the speaker was.
- a fluent Arabic speaker
 
- communicator (rather formal) a person who is able to describe their ideas and feelings clearly to others:- The ideal candidate will be an effective communicator.
 
- gossip (disapproving) a person who enjoys talking about other people’s private lives:- Myra is a dear, but she’s also a terrible gossip.
 
- talker a person who talks in a particular way or who talks a lot:- He’s a very persuasive talker.
- She’s a (great) talker (= she talks a lot).
 
 - a good/great speaker/communicator/talker
- an effective/excellent speaker/communicator
 
Idioms 
a fast talker 
- a person who can talk very quickly and easily, but who cannot always be trusted- As a politician, she had the reputation for being a real fast talker.