Noun

• denial [pl. denials]
  تكذيب
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• contradiction [pl. contradictions]
  تكذيب
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• disclaimer [pl. disclaimers]
  تكذيب
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• disavowal
  تكذيب
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• disownment
  تَكْذِيب
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• refusal
  تَكْذِيب
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• disproof
  تَكْذِيب
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...

• giving the lie to {someone}
  تكذيب
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• discrediting
  تكذيب
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• refutation
  تكذيب
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• accusing of lying {someone}
  تكذيب
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• calling a liar {someone}
  تكذيب
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