Go or come after (6)
I believe the answer is:
follow
<span class="explanation-format__ClueExplanation">This clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">go</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(following is a kind of going)</span><br/ ><br/ >'<span class="explanation-format__original">come after</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ ></span>
(Other definitions for follow that I've seen before include "Go or come after" , "Pursue or understand" , "Chase" , "'____ and don't dilly-dally on the way'" , "Ensue" .)