sly

And then, her temper’s pretty quick, I guess; but there’s one comfort, a child that has a quick temper, just blaze up and cool down, ain’t never likely to be sly or deceitful.

Preserve me from a sly child, that’s what.

Why, Jane--you never dropped a word of this--you sly thing!

The introduction, however, was immediately made; and as she named their relationship to herself, she stole a sly look at him, to see how he bore it; and was not without the expectation of his decamping as fast as he could from such disgraceful companions.