Fail to care for (7)
I believe the answer is:
neglect
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">fail to care for</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for neglect that I've seen before include "Ignore" , "Fail to pay due attention to (7)" , "Leave unattended, disregard" , "Fail to act or take care" , "Disuse" .)