Перевод с английского на португальский:
improperly {adv.} (also: wrong, wrongly) - erroneamente {adv.}
improperly {adv.} (also: wrong, incorrectly) - incorretamente {adv.}
improperly {adv.} - deseducadamente {adv.}
improperly {adv.} (also: amiss) - impropriamente {adv.}
improperly {adv.} - inadequadamente {adv.}