the object of the first, true, ardent, only passion of a guileless girl.
’A creature,’ continued the young man, passionately, ’a creature as fair and innocent of guile as one of God’s own angels, fluttered between life and death.
While she felt the most eager and burning desire to penetrate the mystery in which Oliver’s history was enveloped, she could not but hold sacred the confidence which the miserable woman with whom she had just conversed, had reposed in her, as a young and guileless girl.
There are no more uses of "guile" in the book.
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Her cleverness and inventiveness was exceeded only by her guile.
She had a guilelessness sometimes found in a young child being raised in a protective home.