Raved (6)
I believe the answer is:
ranted
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">raved</span>' is the definition.<br/ ><span class="explanation-format__explanation">('rant' can be a synonym of 'rave')</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for ranted that I've seen before include "Spoke wildly and loudly" , "Went off" , "Talked wildly and angrily" , "Spoke wildly and foolishly" , "made long speech" .)