aestive
From LSJ
Οὕτως ἔδειξέν μοι κύριος καὶ ἰδοὺ ἐπιγονὴ ἀκρίδων ἐρχομένη ἑωθινή, καὶ ἰδοὺ βροῦχος εἷς Γωγ ὁ βασιλεύς (Amos 7:1) → Thus the Lord showed me and look, early-morning offspring of locusts coming, and look, one locust-larva: Gog the king.
Latin > English (Lewis & Short)
aestīvē: adv., v. aestivus.
Latin > French (Gaffiot 2016)
æstīvē, à la façon de l’été [avec des vêtements à la légère] : Pl. Men. 255.