excruciatingly

adjective

1. extremely painful; causing intense suffering; unbearably distressing; torturing: an excruciating noise; excruciating pain.
2. exceedingly elaborate or intense; extreme: done with excruciating care.

adjective

1. unbearably painful; agonizing
2. intense; extremehe took excruciating pains to do it well
3. informal irritating; trying
4. jocular very badan excruciating pun