excruciating
adjectiveUK /ɪkˈskruːʃieɪtɪŋ/
US /ɪkˈskruːʃieɪtɪŋ/
Something excruciating hurts so much that it is very hard to bear.
He felt excruciating pain when he stubbed his toe on the table leg.
OTHER MEANINGS
2. Extremely bad or embarrassing in a way that makes you cringe.
The silence after his joke was excruciating.
3. Very great or extreme in degree.
They waited with excruciating slowness for the test results.
4. Causing great mental or emotional distress.
It was excruciating to watch her struggle and not be able to help.