Bonds (4)
I believe the answer is:
ties
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">bonds</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know this)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for ties that I've seen before include "obligations" , "Connects" , "Items of neckwear" , "Links" , "Drawn games" .)