All 3 Uses

agitate
in
The Five People You Meet in Heaven
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I was ashamed and agitated.†
p. 41.2

agitated = not calm; or stirred up (often emotionally)
His mother whispered that he "just needed time," but his father grew more agitated each day.
p. 108.7 *

agitated = stirred up (emotionally)
He thought about telling her the agitation he'd felt every day since the war, the bad dreams, the inability to get excited about much of anything, the times he went to the docks alone and watched the fish pulled in by the wide rope nets, embarrassed because he saw himself in those helpless, flopping creatures, snared and beyond escape.†
p. 113.2

agitation = the act of stirring up (emotionally or physically); or a state of emotional unrest

Definitions:

(1) (agitate)
to stir up or shake -- emotionally (as when people are angered or upset) or physically (as when a washing machine cleans clothes)
(2) (meaning too rare to warrant focus)