Tolerates, endures (5)
I believe the answer is:
bears
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">tolerates</span>' is the first definition.<br/ ><span class="explanation-format__explanation">('bear' can be a synonym of 'tolerate')</span><br/ ><br/ >'<span class="explanation-format__original">endures</span>' is the second definition.<br/ ><span class="explanation-format__explanation">('bear' can be a synonym of 'endure')</span><br/ ><br/ ></span>
(Other definitions for bears that I've seen before include "Ursine animals" , "Big animals" , "Massive mammals with shaggy coats" , "Large animals, polar or brown" , "Large animals, polar or grizzly" .)