Interminably
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">interminably</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for endlessly that I've seen before include "in perpetuity" , "forever?" , "Ceaselessly" , "all the time" , "Ad infinitum" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">interminably</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>