ἀνθυπούργησις
From LSJ
κάλλιστον ἐφόδιον τῷ γήρᾳ ἡ παιδεία (Aristotle, quoted by Diogenes Laertius 5.21) → the finest provision for old age is education
English (LSJ)
εως, ἡ, returning of a kindness, Hsch.
German (Pape)
[Seite 236] ἡ, Gegengefälligkeit, VLL.
Greek (Liddell-Scott)
ἀνθυπούργησις: -εως, ἡ, ἡ ἀνταπόδοσις εὐεργεσίας, «ἀντευεργέτημα» Ἡσύχ.
Spanish (DGE)
-εως, ἡ devolución de un favor Hsch.