- Without doubt; certainly: they are undoubtedly guiltyMore example sentences
doubtless, indubitably, doubtlessly, no doubt, without (a) doubt, beyond (a) doubt, beyond the shadow of a doubt; unquestionably, beyond question, indisputably, undeniably, incontrovertibly, irrefutably; unequivocally, clearly, plainly, obviously, patently, positively, absolutely, certainly, with certainty; decidedly, definitely, surely, assuredly, of course, indeed
- However, there is an obvious problem that may undoubtedly arise from such a change in the rules.
- Bacteria evolve so fast they will undoubtedly find a way to overcome this, too.
- This is pretty challenging stuff, and we will undoubtedly have our work cut out to achieve this.