defeated

nouns

people who are defeated
"the Romans had no pity for the defeated"

adjectives

beaten or overcome; not victorious
"the defeated enemy"
antonym
is similar to
having been got the better of
"I'm pretty beat up but I don't feel licked yet"
is similar to
reduced to submission
"subjugated peoples"
see also
not successful; having failed or having an unfavorable outcome
disappointingly unsuccessful
"disappointed expectations and thwarted ambitions"; "their foiled attempt to capture Calais"; "many frustrated poets end as pipe-smoking teachers"; "his best efforts were thwarted"