Duplicare

Lat. To double or repeat; to make twice or in two parts, as the old charters were executed. Si chartae communes sint, duplicari debent, quod quilibet habeat partem suam; if the charters be common [i. e. involving mutual covenants] they ought to be executed in two, so that each party may have his part. Bract. fol.

38 b.

Conventio duplicata; a duplicate covenant or agreement. Id. fol.

169.