Deterioration (9)
I believe the answer is:
breakdown
(Other definitions for breakdown that I've seen before include "Mechanical failure" , "As result of mental stress" , "psychological crisis" , "Nervous disorder" , "Stop running" .)
I believe the answer is:
breakdown
(Other definitions for breakdown that I've seen before include "Mechanical failure" , "As result of mental stress" , "psychological crisis" , "Nervous disorder" , "Stop running" .)