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English definition of “tyrannize”

tyrannize

verb [T] uk (UK usually tyrannise)   /ˈtɪr.ən.aɪz/ us  
to treat someone cruelly, controlling everything that they do: He was one of those school bullies who tyrannized the whole playground.Controlling and being in chargeTreating people or animals badlyInsults and abuseUnkind, cruel and unfeelingViolent or aggressive
(Definition of tyrannize from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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