a foolish mistake

mistake

an injury made by a blow or knock to the body or to a fruit, so that the skin is blue etc but not broken

black and blue mark under skin

to make mistakes; do or be wrong

make a mistake; do wrong

a mistake; the state of being wrong in belief or behaviour

mistake; wrong

(French) an accidental mistake in behaviour or speech that offends all people

social error

a tactless act or remark

mistake, goof

harm; damage; a hurt or damage to the body, caused by an accident

hurt, harm

a wrong opinion, idea or act because of wrong information, lack of ability or skill etc

error, misunderstanding