Neater (6)
I believe the answer is:
tidier
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">neater</span>' is the definition.<br/ ><span class="explanation-format__explanation">('tidy' can be a synonym of 'neat')</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for tidier that I've seen before include "straightened up?" , "More neat and orderly" , "Trigger" , "more organised" , "not so disorderly" .)