B2 noun /ˈkaʊ.ərd/
Coward
臆病者
Meaning
a person who lacks the courage to do or endure dangerous or unpleasant things
Example
He called himself a coward for not standing up to the bully.
彼はいじめっ子に立ち向かわなかったので、自分を臆病者だと言った。