As the plane reached cruising altitude, my headache reached excruciating levels.
From the dailyherald.com
With an excruciating groan, all 190 ft. of trunk and green spire crash to earth.
From the time.com
It was painful to start, grew to excruciating and, by the end, was interminable.
From the thenewstribune.com
Three of the five misses hit an upright, making the pain even more excruciating.
From the washingtonpost.com
Reality is that you're going to be handed excruciating losses from time to time.
From the jsonline.com
The realization that it was broken was more excruciating than the physical pain.
From the dailyherald.com
Donovan and the state's Democrats in an excruciating bind, with the party's Aug.
From the nytimes.com
It has exposed people to the most excruciating public scrutiny, to no clear end.
From the smh.com.au
When we have the vote every year to cut the list from 10 to 5, it's excruciating.
From the stltoday.com
More examples
Agonizing: extremely painful
(excruciate) torment: torment emotionally or mentally
(excruciate) torture: subject to torture; "The sinners will be tormented in Hell, according to the Bible"
(excruciation) agony: a state of acute pain
(excruciation) crucifixion: the infliction of extremely painful punishment or suffering
(Excruciation) Pain is an unpleasant sensory and emotional experience associated with actual or potential tissue damage, or described in terms of such damage. Retrieved 6 October 2009. This often quoted definition was first formulated by an IASP Subcommittee on Taxonomy [Bonica, JJ (1979). ...
Causing great pain or anguish, agonizing
(excruciatingly) In an excruciating manner or to an excruciating degree; in a manner causing great pain or anguish
(Excruciate) n., the ligament that attaches your ex-wife to your paycheck.