Feudal underling
I believe the answer is:
serf
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">feudal underling</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 serf that I've seen before include "Medieval villein" , "Feudal subject" , "Thrall" , "Worker bound" , "Medieval person bound to a feudal lord" .)