Undoubtedly (9)
I believe the answer is:
evidently
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">undoubtedly</span>' is the definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for evidently that I've seen before include "Apparently or obviously" , "In an obvious manner" , "As can be clearly seen" , "Without question" , "Manifestly or apparently" .)