failing

US /ˈfeɪ.lɪŋ/
UK /ˈfeɪ.lɪŋ/
"failing" picture
1.

a weakness or fault in character

:
Despite his many talents, his biggest failing was his inability to manage money.
Everyone has their own little failings.
1.

used to indicate the failure of something to happen or be done

:
Failing that, we'll have to find another solution.
He promised to help, failing which I would be on my own.
1.

declining in strength or effectiveness; deteriorating

:
His eyesight has been failing for years.
The old bridge is failing and needs urgent repairs.