Weakness; if not (7)
I believe the answer is:
failing
(Other definitions for failing that I've seen before include "becoming frail" , "Defect" , "Character weakness" , "Weak point" , "Flunking" .)
I believe the answer is:
failing
(Other definitions for failing that I've seen before include "becoming frail" , "Defect" , "Character weakness" , "Weak point" , "Flunking" .)