1. Intense or violent pain and struggle, especially accompanying some supreme effort or critical stage
   "The company was in the throes of reorganization"

1. Severe spasm of pain
   "the throes of dying"; "the throes of childbirth"
    
2. Hard or painful trouble or struggle
   "a country in the throes of economic collapse"

Sounds like:

Type of: agony, distress, excruciation, hurt, suffering

Encyclopedia: Throes