ἀγριοῦσθαι
From LSJ
Οὐκ ἔστιν οὐδὲν κτῆμα κάλλιον φίλου → Nulla est amico pulchrior possessio → Als einen Freund gibt's keinen schöneren Besitz
Greek > English (Woodhouse Verbs Reversed)
(see also: ἀγριόω) be made wild, become barbarous, become brutalised