- 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. - Paroxysm of joy; keen emotion. - The last struggle of life; death struggle.
Meaning of 'Agony' (Princeton's WordNet)
1 . agony
Meaning (1): - intense feelings of suffering; acute mental or physical pain