Surely

مترادف و متضاد surely

1. adverb without doubt
   Synonyms: absolutely, admittedly, assuredly, beyond doubt, beyond shadow of doubt, certainly, clearly, come what may, conclusively, decidedly, definitely, distinctly, doubtlessly, evidently, explicitly, fixedly, for certain, for real, indeed, indubitably, inevitably, inexorably, infallibly, irrefutably, manifestly, nothing else but, plainly, positively, rain or shine, to be sure, undoubtedly, unequivocally, unerringly, unfailingly, unmistakably, unquestionably, unshakably, with certainty, without fail
   Antonyms: doubtfully, questionably, uncertain