Masticated (6)
I believe the answer is:
chewed
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">masticated</span>' is the definition.<br/ ><span class="explanation-format__explanation">('chew' can be a synonym of 'masticate')</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for chewed that I've seen before include "Masticated between teeth - maybe gum" , "Masticated, worked with teeth" , "Made use of teeth" , "Worked or ground between the teeth" , "Munched" .)