Agony - (Webster's 1828 Dictionary)
AG'ONY, n. [Gr. a contest with bodily exertion; a word used to denote the athletic games, in Greece; whence anguish, solicitude; from L. ago. Gr. to strive. See Act.]
1. In strictness, pain so extreme as to cause writhing or contortions of the body, similar to those made in the athletic contests in Greece. Hence,
2. Extreme pain of body or mind; anguish; appropriately, the pangs of death, and the sufferings of our Savior in the garden of Gethsemane. Luke 22.
3. Violent contest or striving.