Immensely (2,3)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">immensely</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for no end that I've seen before include "Very much (colloq.)" , "Very much (unfinished?)" , "detailed?" , "what eternity offers?" , "Without limit" .)