πέπων. The metaphor is not directly from the mellowing of fruit, but from the medical use of the word in ref. to the subsiding of inflammation (as in angry tumours, etc.). Cp. the fig. sense of “ὠμός”. So “πεπαίνεσθαι” Hippocr. 1170 B: Arist. Meteor. 4.3 “ἡ φυμάτων ῾τυμουρς᾿ καὶ φλέγματος...πέπανσις”:
Hence, too, Tr. 728 “ὀργὴ πέπειρα”.“τί σοι τὸ πεπανθὲν Ἔρωτος
τραῦμα διὰ σπλάγχνων αὖθις ἀναφλέγεται;
”Anthol. Pal. 12. 80