exasper

“Hey Yo, nawt fer nuthin but muh bruddah Sal is gitten purty agrav… egrava… aggr… sheesh, Sal is gettin eggsasp … exasper… dammit!”

Catscade - Lolcats 'n' Funny Pictures of Cats - I Can Has Cheezburger?

“Yet, at times the court of Istar moved with exasper-ating slowness.”

The Dark Queen

“I'm not taking anything out on you," he said exasper-atedly.”

Voyage To The City Of The Dead

“The march of ideas has been unusually slow and exasper - atingly tortuous, not only because there were numerous genuine obstacles to circumvent, but also because at times spurious ones were created.”

Dictionary of the History of Ideas

“Refrain at all costs from exasper - ating _The Morning Post_, which can't”

Punch, or the London Charivari, Volume 159, December 15, 1920