adv. indubitably, without (a) doubt, indisputably, unquestionably, beyond (a or the shadow of a) doubt, certainly, definitely, surely, assuredly, unmistakably or unmistakeably, explicitly, clearly, obviously, incontestably, irrefutably, incontrovertibly, undeniably If they win, they will undoubtedly go to the pub to celebrate
UNDOUBTEDLY
Meaning of UNDOUBTEDLY in English
Oxford thesaurus English vocab. Английский словарь Оксфорд тезаурус. 2012