Spruce, dapper (5)
I believe the answer is:
natty
<span class="explanation-format__ClueExplanation">This clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">spruce</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I know that spruce can be written as natty)</span><br/ ><br/ >'<span class="explanation-format__original">dapper</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I know that dapper can be written as natty)</span><br/ ><br/ ></span>
(Other definitions for natty that I've seen before include "Smart, fashionable (colloq.)" , "Smartly dressed" , "Smart, spruce" , "Dapper (colloq.)" , "Flashily smart" .)