Словарь синонимов английского языка - doubtless

(adv) 1. doubtlessly, undoubtedly, no doubd, indubitably, indisputably, unquestionably, surely, for sure, certainly, for certain, naturally, without (a) doubt, beyond or without (a shadow of) a doubt, truly, positively, absolutely, Colloq absotively, posolutely, US make no mistake: You doubtless remember my aunt? 2. probably, most or very likely, in all probability, supposedly, presumably: He will doubtless be refused entry into the country.