Minor illness (7)
I believe the answer is:
ailment
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">minor illness</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 ailment that I've seen before include "problem" , "Malady" , "Bodily disorder or disease" , "Complaint, affliction" , "Physical disorder" .)