### Clue: Popular humorist supports companion in conversation (4-3)
### Answer: CHIN-WAG 
 ### Explanation: Definition: conversation
**IN**="Popular" + **WAG**="humorist"; after **CH**=Companion of Honour
 I think the IN is meant to be indicated by "Popular" – it does also appear in the surface, but taking it from there would make"Popular" redundant