proavia
From LSJ
Πάντα οὖν ὅσα ἐὰν θέλητε ἵνα ποιῶσιν ὑμῖν οἱ ἄνθρωποι, οὕτως καὶ ὑμεῖς ποιεῖτε αὐτοῖς· οὗτος γάρ ἐστιν ὁ νόμος καὶ οἱ προφῆται → Therefore as many things as you would like people to do for you, do also the same for them: that is the Torah, that is the prophets! (Matthew 7:12)
Latin > English
proavia proaviae N F :: great-grandmother
Latin > English (Lewis & Short)
prŏ-ăvĭa: ae,
I f, a grandfather's or grandmother's mother, a great-grandmother (post-Aug.), Suet. Calig. 10; cf. Dig. 38, 10, 1; 10.
Latin > French (Gaffiot 2016)
prŏăvĭa,¹⁴ æ, f., bisaïeule, mère de l’aïeul ou de l’aïeule : Suet. Cal. 10.
Latin > German (Georges)
pro-avia, ae, f., die Mutter des Großvaters od. der Großmutter, die Urgroßmutter, Ältermutter, Suet. Cal. 10, 1 u. 23, 2. Tac. ann. 12, 69. Gaius dig. 38, 10, 1.