failing
Definitions
A weakness, fault, or shortcoming in a person's character.
The act or state of not succeeding in an endeavor or expectation.
The process of becoming weak, inadequate, or ceasing to function.
Examples
The company is failing to meet its quarterly revenue targets.
He felt like he was failing at being a good role model for his younger brother.
Synonyms
unsuccessful floundering faltering miscarrying losing abortive ineffectual
Antonyms
succeeding thriving flourishing prospering triumphant winning effective