Endure, tolerate (5)
I believe the answer is:
abide
<span class="explanation-format__ClueExplanation">This clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">endure</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >'<span class="explanation-format__original">tolerate</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ ></span>
(Other definitions for abide that I've seen before include "Stomach" , "Tolerate; live" , "Put up with" , "brook" , "Stand" .)