expromitto

Latin > English (Lewis & Short)

ex-prōmitto: mīsi, 3, v. a., in mercant. lang.,
I to promise or agree to pay for one's self or for another (not in Cic.): nummos, Varr. R. R. 2, 2, 5: pecuniam alicui, Dig. 23, 3, 36; 16, 1, 22.

Latin > French (Gaffiot 2016)

exprōmittō, mīsī, missum, ĕre, tr., répondre de, garantir : Varro R. 2, 2, 5