Imperfectly (5)
I believe the answer is:
amiss
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">imperfectly</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for amiss that I've seen before include "Faulty" , "Wrong - awry" , "Not functioning properly" , "Mistakenly" , "Taking wrong turn" .)