Sentence:  Warwick observed, as they passed through the respectable quarter, that few people who met the girl <WSD>greeted</WSD> her, and that some others whom she passed at gates or doorways gave her no sign of recognition; from which he inferred that she was possibly a visitor in the town and not well acquainted. 
Meaning of the word marked with <WSD> tags:  To welcome in a friendly manner, either in person or through another means e.g. writing or over the phone/internet