badly

gravemente herido

Used to describe a severe physical or emotional injury.

muy equivocado

Used to strongly state that someone's belief or opinion is wrong.

Indica un error significativo.

necesitar urgentemente

To require something urgently and to a great degree.

Necesitar algo muchísimo.

comportarse mal

To act in a way that is unacceptable or improper. The adverb typically follows the verb in this case.

actuar de manera maleducada o incorrecta