threadiquette 

Manners used in determining appropriate etiquette for ending a thread

This thread with Aimee just won't end! What is the threadiquette for getting out of this?

threadiquette by slushiesybil74 September 8, 2009

Thrediquette 

Noun

The customary code of polite communication through text, and also concerning images and video, when conversing on messaging apps and email threads.

It is good thrediquette not to talk about hookers in the family thread.

It’s bad thrediquette to bounce from one thread to another as it confuses people.

“Your poor knowledge of thrediquette led to you send a dickpic to everyone on the office Watsapp and now you’re fired”

Thrediquette by The Scuzzy one April 9, 2017