Declare as true (4)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">declare as true</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 aver that I've seen before include "Declare < old cattle" , "Profess" , "being assertive" , "Maintain - state" , "State; say" .)
(Other definitions for certify that I've seen before include "Declare; endorse" , "Authorise officially" , "Formally confirm" .)