Sentence:  When the long, hot journey drew to its end and the train slowed down for the last time, there was a <WSD>stir</WSD> in Jessamy's carriage. People began to shake crumbs from their laps and tidy themselves up a little. 
Meaning of the word marked with <WSD> tags:  The act or result of stirring; agitation; tumult; bustle; noise or various movements.