βάτελλα
From LSJ
Οὕτως γὰρ ἠγάπησεν ὁ Θεὸς τὸν κόσμον, ὥστε τὸν Υἱὸν τὸν μονογενῆ ἔδωκεν, ἵνα πᾶς ὁ πιστεύων εἰς Αὐτὸν μὴ ἀπόληται ἀλλ᾽ ἔχῃ ζωὴν αἰώνιον → For God so loved the world that he gave his only begotten Son that whosoever believeth in him should not perish but have everlasting life (John 3:16)
English (LSJ)
ἡ, = Lat. patella, POxy.741.18 (ii A. D.):—Dim. βατέλλιον, τό, Ostr.1218, POxy.1657.5 (iii A. D.).