defeat
noun.
an unsuccessful ending to a struggle or contest
it was a narrow defeat|the army's only defeat|they suffered a convincing licking
Synonym: licking
noun.
the feeling that accompanies an experience of being thwarted in attaining your goals
Synonym: frustration
verb.
win a victory over
You must overcome all difficulties|defeat your enemies|He overcame his shyness|He overcame his infirmity|Her anger got the better of her and she blew up
verb.
thwart the passage of
kill a motion|he shot down the student's proposal
Antonym: victory