headaching

Etymology
From.

Adjective

 * 1) Having a tendency to cause a headache.
 * 2) * 2010, Tom Reilly, The Price (page 349)
 * There was a loud shuffle as the courtroom began to empty and the chatter of people discussing their various opinions was headaching.
 * There was a loud shuffle as the courtroom began to empty and the chatter of people discussing their various opinions was headaching.