Sentence:  The illness of her mother, which left her to the freedom of thought, expression, and action, characteristic of every Christian household, was a new and intoxicating experience to the girl; and, whatever else it might be possible for her to become, it was manifestly impossible that she could ever again <WSD>resiliate</WSD> into the moral and social mummyism of ordinary Egyptian female life. 
Meaning of the word marked with <WSD> tags:  To rebound; to bounce back.