ἀντιπροπίνω
From LSJ
ἔνδον σκάπτε, ἔνδον ἡ πηγὴ τοῦ ἀγαθοῦ καὶ ἀεὶ ἀναβλύειν δυναμένη, ἐὰν ἀεὶ σκάπτῃς → Dig within. Within is the wellspring of Good; and it is always ready to bubble up, if you just dig | Look within. Within is the fountain of the good, and it will ever bubble up, if thou wilt ever dig.
English (LSJ)
[πῑ],
A drink in turn, αἷμα ἀλλήλοις J.BJ5.10.4. II present in return (cf. προπίνω 1.2), ἀοιδάς Dionys. Eleg.1; τὰ ὅμοια Ath.4.128a.