Similar word to unforgivably:
clumsily, disgracefully, disreputably, dreadfully, inadequately, incompletely, poorly, reprehensibly, shoddily, unforgivably, unpleasantly, wickedly, wretchedly
clumsily, disgracefully, disreputably, dreadfully, inadequately, incompletely, poorly, reprehensibly, shoddily, unforgivably, unpleasantly, wickedly, wretchedly