φιλιάζω
From LSJ
Τὸ μανθάνειν δ' ἥδιστον εὖ λέγοντος, εἰ κέρδος λέγοι → It is the sweetest thing to learn from one speaking well, if they speak profitably
English (LSJ)
A to be a friend, τινι LXX 2 Ch.20.37, BGU1141.18 (i B. C.), Olymp. Hist.p.470 D.; φιλιάζουσαι, title of mime by Herodas.