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English definition of “better the devil you know (than the devil you don't)”

better the devil you know (than the devil you don't)

UK saying
said when you think it is wiser to deal with someone or something familiar, although you do not like him, her, or it, than to deal with someone or something you do not know that might be worseCautious and vigilantPaying attention and being careful
(Definition of better the devil you know (than the devil you don't) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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