Sympathetic relationship (7)
I believe the answer is:
rapport
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">sympathetic relationship</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 rapport that I've seen before include "communion" , "Mutual sensitivity and understanding" , "Bond of sympathy" , "Sympathetic understanding" , "Mutual sympathy" .)