agony
noun
°Violent contest or striving.
°Pain so extreme as to cause writhing or contortions of the body, similar to those made in the athletic contests in Greece; and hence, extreme pain of mind or body; anguish; paroxysm of grief; specifically, the sufferings of Christ in the garden of Gethsemane.
"Being in an agony he prayed more earnestly. —Luke xxii. 44."
synonyms: anguish, torment, throe, distress more» , pang, suffering