co-operation
From LSJ
Σοφία γάρ ἐστι καὶ μαθεῖν, ὃ μὴ νοεῖς → Et discere id, quod nescias, aspienta est → Zu lernen fordert Weisheit auch, was du nicht weißt
English > Greek (Woodhouse)
substantive
assistance: P. and V. ὠφέλεια, ἡ, V. ὠφέλησις, ἡ; see assistance.
partnership: P. and V. κοινωνία, ἡ.