Bad luck, misfortune. / A mishap, an unlucky circumstance.

(transitive, intransitive) To undergo (a misfortune); to suffer (something unfortunate).

The wrongful, fraudulent or corrupt use of other's funds in one's care.

a mistaken belief, a wrong idea

to misunderstand

(now rare except in miscarriage of justice) A failure; a mistake or error.

(American spelling) Action or conduct that is inappropriate, improper, incorrect, or unexpected.

Behavior that is considered to be unacceptable.

(transitive) To mismanage. / (reflexive) To behave inappropriately, to misbehave. / (intransitive, rare) To act improperly.

Used other than figuratively or idiomatically: see red, mist. / (idiomatic) uncontrollable rage, anger sufficient to stop clear thinking.