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أسم

slander {law}
كَذِب {قانون}
untruth [pl. untruths]
mendacity [pl. mendacities]
sham [pl. shams]
falsity [pl. falsities]
defamation {law}
كَذِب {قانون}

فعل

to deny [ denied ; denied ]
to belie [ belied ; belied ]