Lovely, as a signorina (5)
I believe the answer is:
bella
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">lovely as a signorina</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 bella that I've seen before include "Deadly nightshade or atropine" , "Girl" , "Girl's name" .)