completely defeated

unbeatable position

both sides are injured

a crushing defeat

it's typical for an outcome of either a victory or defeat in the battlefields

nothing is worst than missing out on great opportunities

be defeated badly

failure

defeatism

proverb: Failure is the mother of success; Failure teaches success.

loser

utter defeat

defeated in battle

defeated nation

losers

defeat

to fall sick or ill; to be defeated

frustrated

defeat

lost battle

to suffer a major defeat resulting in the loss of many soldiers and generals

defeat

to corrupt

prodigal son (spoken)

prodigal person (spoken)

to describe someone who give others advice / help others to make plans but these always turn out to be unsuccessful

blot

rotten cotton inside

sepsis; septicemia; unfavourable for the qi and blood

noun; septicemia