Sentence:  Normally, this [girl<!--replaces obscure 1930s slang term-->] presents to the world the appearance of one who is feeling that if it isn't the best of all possible worlds, it's quite good enough to be going on with till a better one comes along. <WSD>Verve</WSD>, I mean, and animation and all that sort of thing. But now there was a listlessness about her [...] 
Meaning of the word marked with <WSD> tags:  spirit, energy