Shackled (8)
I believe the answer is:
tethered
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">shackled</span>' is the definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for tethered that I've seen before include "Bound" , "Of animal, with rope fastened to prevent straying" , "Tied to something with a rope" , "Tied (animals) up" , "Of animal, secured or hobbled" .)