talk

a pleasant and useful conversation

often ironic, e.g., to tell someone you disapprove of something

an intimate and honest conversation

to talk politely about unimportant things; also 'exchange small talk'

to talk a lot about doing something but never actually do it

to talk in a confident way about something, but not necessarily be able to do it

a television or radio show where people are interviewed

a type of radio broadcast with phone-ins and discussions