Pause from exertion (7)
I believe the answer is:
respite
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">pause from exertion</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for respite that I've seen before include "Abatement, rest" , "Pause from pain" , "Relaxation" , "See trip (anag.)" , "Short let-up" .)