failure

1 ENTRIES FOUND:
failure /ˈfeɪljɚ/ noun
plural failures
failure
/ˈfeɪljɚ/
noun
plural failures
Britannica Dictionary definition of FAILURE
1 
: the act or result of failing: such as
a  : a lack of success in some effort
[count]
[noncount]
— opposite success
b  : a situation or occurrence in which something does not work as it should
[count]
[noncount]
c  : an occurrence in which someone does not do something that should be done — followed by to + verb
[count]
[noncount]
d  : an occurrence in which crops do not grow and produce food in the normal way
[noncount]
[count]
2 
[count] : a person or thing that has failed
— opposite success