Definitions

1. verb

to cause great pain or distress to someone, or to feel great anxiety or fear about something.

“She agonised over her decision to quit her job.”

2. verb (transitive)

to make someone feel great pain or distress.

“The news of the accident would agonise the families of the victims.”

3. verb (intransitive)

to feel great anxiety or fear about something, especially a difficult decision or a future event.

“He agonised over what to wear to the party.”

4. verb (intransitive)

to make a great effort or struggle, often in a difficult situation.

“The athlete agonised through the marathon.”