All 5 Uses

aggrieve
in
Le Morte D'Arthur, Volume I
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And right as Arthur did at Christmas, he did at Candlemas, and pulled out the sword easily, whereof the barons were sore aggrieved and put it off in delay till the high feast of Easter.†
Book 1

aggrieved = felt harmed by unfair treatment
When Balin saw that, he was sore aggrieved, for he might not help the damosel.†
Book 2 *
So Sir Launcelot went unto Gaheris, and prayed him not to be aggrieved for to lend him his horse.†
Book 6
said Sir Launcelot, I did never this knight no harm, for hither by feute of blood this brachet brought me; and therefore, fair lady, be not displeased with me, for I am full sore aggrieved of your grievance.†
Book 6
He said: Sir knight, me repenteth of thy sickness for thou art called a full noble knight, and so it seemeth by thee; and wit ye well it shall never be said that Sir Darras shall destroy such a noble knight as thou art in prison, howbeit that thou hast slain three of my sons whereby I was greatly aggrieved.†
Book 9

Definitions:

(1) (aggrieve)
feeling harmed by unfair treatment; or (more rarely) harming someone unfairly
(2) (meaning too rare to warrant focus)