Sentence:  He is an excellent young man, and will suit Harriet exactly: it will be an "exactly so," as he says himself; but he does sigh and <WSD>languish</WSD>, and study for compliments rather more than I could endure as a principal. 
Meaning of the word marked with <WSD> tags:  To affect a languid air, especially disingenuously. (from 18th c.)