Blanket __ (4)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">blanket</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 overlie that I've seen before include "Sit on top of" , "To cover up" , "Put in position superior to" , "with crushing effect" , "Create coincidence" .)
(Other definitions for fort that I've seen before include "Defensive building" , "Keep" , "& 22 US Army post" , "US gold reserves are at - Knox" , "Garrison" .)