Frown angrily (5)
I believe the answer is:
scowl
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">frown angrily</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for scowl that I've seen before include "Lower" , "Gloomy or threatening expression" , "Frown with displeasure" , "Look angry" , "Angry facial expression" .)