Sentence:  The old cavalier stooped his head in token of acquiescence in the command of his Sovereign, but he raised it not again. The <WSD>tumultuous</WSD> agitation of the moment had been too much for spirits which had been long in a state of depression, and health which was much decayed. 
Meaning of the word marked with <WSD> tags:  Causing or characterized by tumult; chaotic, disorderly, turbulent. (from mid 16th c.)