Chase away, scatter (6)
I believe the answer is:
dispel
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">chase away</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >'<span class="explanation-format__original">scatter</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I know that scatter can be written as dispel)</span><br/ ><br/ ></span>
(Other definitions for dispel that I've seen before include "'Dissipate, clear away (6)'" , "Make disappear, doubts perhaps" , "'Disperse, clear away (6)'" , "Blow away, scatter" , "Lisped (anag)" .)