Have a sharp tongue
To criticize others.
Stick to the point
Talk about the main idea.
Talk behind someone's back
Talk about someone without them knowing.
Love to hear oneself talk
Someone that talks even if no one is listening to them
Have a way with words
Have talent for giving speeches or speaking
Talk around a point
Try to avoid to talk about something / Talk about it without mentioning it.
Talk someone into something
Convince someone to do something.
Talk someone's ear off
Talk a lot!
