Fit for a monarch (5)
I believe the answer is:
regal
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">fit for a monarch</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for regal that I've seen before include "Befitting a monarch" , "Imperial, majestic" , "Grand and imposing" , "Kingly glare?" , "King-like" .)