Conduct oneself (6)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">conduct oneself</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for behave that I've seen before include "Act properly" , "Mind your manners" , "Act appropriately" , "Conduct oneself well" , "Act, conduct oneself" .)
(Other definitions for acquit that I've seen before include "Free (from charge)" , "Release" , "Absolve" , "Declare (someone) not guilty of a crime" , "Declare to be innocent of a crime" .)