Sentence:  As soon as Julia returned with a constable, Timothy, who was on the point of exhaustion, prepared to give over to him gratefully. The <WSD>newcomer</WSD> turned out to be a powerful youngster, fully trained and eager to help, and he stripped off his tunic at once. 
Meaning of the word marked with <WSD> tags:  One who has recently come to a community; a recent arrival.