Unfriendly quality (7)
I believe the answer is:
iciness
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">unfriendly quality</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for iciness that I've seen before include "Hostile attitude" , "Extreme cold" , "Hostility, unfriendliness" , "Frostiness" , "Extreme chill" .)