agitate
v.
1580s, "to disturb," from Latin agitatus, past participle of agitare "to put in constant motion, drive onward, impel," frequentative of agere "to move, drive" (see agitation). Literal sense of "move to and fro, shake" is from 1590s. Related: Agitated; agitating.
〔李〕[ag=to drive or keep moving 驱使，使运动；-itate（-ate）v.=make or cause使……→“cause to keep moving steadily引起不断的动荡”→] v. disturb鼓动