faultlessly Antonyms

wrongfully in error by mistake erroneously inappropriately imperfectly inadequately unacceptably wrongly defectively deficiently erringly unsuitably unfittingly unsatisfactorily incongruously inaptly imprecisely impolitely fallaciously wrong wretchedly poorly falsely clumsily carelessly badly awry astray amiss afield faultily foolishly improperly perversely mistakenly insufficiently inexactly ineptly indecently incorrectly inaccurately abnormally