Support for a proposal? (4)
I believe the answer is:
knee
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">support for a proposal?</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 knee that I've seen before include "Genuflector?" , "It jerks reactively" , "proposal might be made on one" , "Wounded in Indian Wars action" , "Leg hinge" .)