Grievance (6)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">grievance</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that grievance can be written as grudge)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for grudge that I've seen before include "Persistent feeling of resentment" , "Hard feelings" , "Envy, resent having to give" , "Feeling of enmity or envy" , "Feeling of resentment or illwill" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">grievance</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I have seen 'Legal grievance' mean 'plaint' so perhaps 'grievance' could also mean 'plaint')</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for plaint that I've seen before include "Lamentation (poetic)" , "Dirge" , "Legal grievance" , "Legal suit" , "Lamentation or grievance" .)