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English definition of “unprincipled”

unprincipled

adjective uk   /ʌnˈprɪn.sɪ.pl̩d/ us  
having or showing no moral rules or standards of good behaviourBad and wrong behaviourDisobedientObeying and breaking the lawObedient and compliantMorally wrong and evilDishonest
(Definition of unprincipled from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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