Reversed (6-3)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">reversed</span>' is the definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for inside-out that I've seen before include "US edition (anag.)" , "Thoroughly" .)
(Other definitions for backed that I've seen before include "Bet on or offered support" , "Put money on" , "Gave support" , "Placed a bet on" , "Supported; reversed" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">reversed</span>' is the definition.<br/ ><span class="explanation-format__explanation">(undoing is a kind of reversing)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for undid that I've seen before include "Disentangled" , "Reversed, destroyed" , "Cancelled - destroyed" , "Unbuttoned" , "Annulled; unfastened" .)