Provide with sustenance (7)
I believe the answer is:
nourish
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">provide with sustenance</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for nourish that I've seen before include "Keep alive and well with food" , "support" , "Give sustenance to" , "[OPPOSITE OF] starve" , "Nurture, sustain" .)