arrabo
From LSJ
Ἡ δὲ Σελήνη γενομένη μὲν ἐκ τῆς ἀντανακλάσεως τοῦ ἡλιακοῦ φωτὸς → the moon having been made from the reflection of sunlight (Vettius Valens, Anthologies 1.14)
Latin > English
arrabo arrabonis N F :: token payment on account, earnest money, deposit, pledge; (also of love)
Latin > French (Gaffiot 2016)
arrăbō, ōnis, m., c. arra : Pl. Rud. 44, etc.; Plin. 33, 28 ; cf. Gell. 17, 2, 21.