Greatly angered (7)
I believe the answer is:
enraged
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">greatly angered</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 enraged that I've seen before include "Wild" , "Angered (anag) - extremely so!" , "Made very angry" , "on the warpath?" , "Maddened" .)