Vendetta (noun) قبائلی جھگڑا، خاندانی دشمنی

a prolonged bitter quarrel with or campaign against someone.
Example: “he has accused the British media of pursuing a vendetta against him”
Forge (verb) جعلی،

produce a fraudulent copy or imitation of (a document, signature, banknote, or work of art).
Example: “the signature on the cheque was forged”