Synonyms for decidedly

absolutely, categorically, conclusively, definitely, distinctly, doubtlessly, emphatically, exceedingly, explicitly, extremely, fixedly, flat-out, incontrovertibly, indisputably, inevitably, mightily, positively, pronouncedly, quite, really, unambiguously, undeniably, undoubtably, unmistakably, unqualifiedly, unquestionably, very