1 excite, arouse, rouse, move, perturb, stir up, disquiet, fluster, ruffle, rattle, disconcert, discomfit, unsettle, upset, rock, unnerve, shake (up), Colloq discombobulate:
Rachel was agitated to learn of the bank's threat to foreclose on the mortgage.
2 push, press, campaign; promote:
The miners have been agitating for better safety measures.
3 stir (up), churn, disturb, shake, roil:
The calm lake was agitated by the motor boats.