be mixed

References in classic literature ?
It seems to be my fortune to be mixed up, more or less actively, with elderly love affairs.
My friends, I will not be mixed up and confounded with others.
With these preachers of equality will I not be mixed up and confounded.
You will not take it amiss if I express my strong disapproval of your allowing yourself, on any pretense whatever, to be mixed up for the future with your sister's proceedings.
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