effectively Antonyms

ineffectively uselessly annoyingly appallingly inappropriately untidily erroneously in vain in particular amateurishly awkwardly weakly wrongly atrociously unacceptably inadequately maladroitly inexpertly unfortunately idealistically diabolically effetely execrably unsatisfactorily pathetically powerlessly shiftily unproductively unsuccessfully distressingly disgracefully amateurly by halves catastrophically crummily defectively deficiently unskillfully disastrously vainly vacantly feebly faultily faintly dreadfully dismally deplorably delicately crudely clumsily