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English definition of “formidable”

formidable

adjective     /fɔːˈmɪ.də.bl̩/ US  /fɔːr-/
C2 causing you to have fear or respect for something or someone because they are large, powerful, or difficult: a formidable obstacle/task a formidable adversary/enemy/opponent a formidable intellectdisapproving the director and his formidable wifeComplicated and difficult to doDifficult to understand formidably     /-bli/ adverb Complicated and difficult to doDifficult to understand
(Definition of formidable adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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