verb / noun
frazzle
FRAZ-ul/frˈæzʌl/
Physical or emotional exhaustion.
Constant noise and tight deadlines frazzle even the calmest workers.

Etymology
The earlier verb meant to fray, like clothing or the end of a rope unraveling. That physical wearing-out image extends to exhausting people emotionally, leaving them in a worn-out condition.
More examples
- By bedtime, I'm worn to a frazzle.
- The long trip left us completely frazzled.
- Trying to do everything at once frazzles me.
Forms
frazzle · frazzles · frazzled · frazzling