Professedly (10)
I believe the answer is:
ostensibly
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">professedly</span>' is the definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for ostensibly that I've seen before include "Seemingly" , "to all intents and purposes" , "on the face of it" , "Evidently" .)