Role for Silverheels (5)
I believe the answer is:
tonto
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">role for silverheels</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 tonto that I've seen before include "Western companion" , "Lone Ranger's scout" , "The Lone Ranger's sidekick" , "The Lone Ranger's companion" , "Faithful companion" .)