Improve sanad meaning in English

Is there any meaning of the word sanad that needs an edit? Please click that meaning to rewrite it.

ceritecertcertificatecertitudescharterdegreediploma documentimprimaturpatentprecedentproofqualificationtestamenttestimonialwrit

Is there any meaning of the word sanad that needs to be removed from the list? Please click that meaning to mark it for deletion.

ceritecertcertificatecertitudescharterdegreediploma documentimprimaturpatentprecedentproofqualificationtestamenttestimonialwrit

Do you want to add a new meaning, definition, and a sentence of the word sanad? Please feel free to add.