βεβαιώτρια
From LSJ
γῆ καὶ ὕδωρ πάντ' ἔσθ' ὅσα γίνοντ' ἠδὲ φύονται → earth and water are everything that comes into being and grows, all things that come into being or sprout are earth and water
English (LSJ)
ἡ, fem. of βεβαιωτής, ib.994 iii 7 (ii B. C.), PStrassb. 88.29 (ii B. C.), etc.
Spanish (DGE)
-ας, ἡ
jur. mujer garante legal en una venta προπωλήτρια καὶ β. τῶν κατὰ τὴν ὠνὴν ταύτην πάντων PStras.88.29, cf. BGU 994.3.7, PGrenf.1.33.49, PLond.882.17 (todos II a.C.), PLips.2.9 (I a.C.).