Excruciation
Part of speech: noun
Definition: Some excruciating pain.
Suffering
Part of speech: adjective
Definition: Experiencing pain.
Part of speech: verb
Definition: To undergo hardship.
Part of speech: noun
Definition: The condition of someone who suffers; a state of pain or distress.
Example sentence: Human progress is neither automatic nor inevitable... Every step toward the goal of justice requires sacrifice, suffering, and struggle; the tireless exertions and passionate concern of dedicated individuals.