Most suitable (5)
I believe the answer is:
ideal
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">most suitable</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for ideal that I've seen before include "Cutting/stabbing weapons" , "Dream" , "Standard to aim for" , "'Perfect, model (5)'" , "Standard of perfection or excellence" .)