Sentence:  The climate of this country is the scape-goat upon which all ill looks and ill health of the ladies is laid; but while they are brought up as effeminately as they are, take as little exercise, live in rooms like ovens during the winter, and marry as early as they do, it will appear evident that many causes combine with an extremely variable climate, to <WSD>sallow</WSD> their complexions, and destroy their constitutions. 
Meaning of the word marked with <WSD> tags:  To cause (someone or something) to become sallow.