a foolish mistake

mistake

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

social error

a tactless act or remark

mistake, goof

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

error, misunderstanding

to (almost) fall as the result of losing one's balance; to go, move or put (something) quietly or quickly, especially without attracting attention

error, goof