Unfortunately (4)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">unfortunately</span>' is the definition.<br/ ><span class="explanation-format__explanation">('alas' is used to express regret)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for alas that I've seen before include "Regrettably, unfortunately" , "woebegone expression" , "What a shame!" , "express regret thus" , "-- and alack!" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">unfortunately</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for sadly that I've seen before include "Alas" , "Unhappily" , "I regret to say" , "Regrettably" , "With sorrow" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">unfortunately</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Another definition for regrettably that I've seen is " I'm afraid".)