And if she knew, then she had deliberately despoiled her friend, and in mere wantonness of power, since, even to Gerty’s suddenly flaming jealousy, it seemed incredible that Lily should wish to be Selden’s wife.
There are no more uses of "wanton" in the book.
Show samples from other sources
She is known for wanton behavior.
The ability to see beauty is the beginning of our moral sensibility. What we believe is beautiful we will not wantonly destroy.