α, ον, of Philetaerus. Φιλεταίρειον, τό, with or without ἀργύριον, treasure dedicated by P., Inscr.Délos 320 B 84 (iii BC), IG 11(2).224 A 4 (Delos, iii BC). φιλεταίρεια (sc. ἱερά), τά, festival in his honour, Inscr.Délos 366 A 57 (iii BC), 442 B 54 (ii BC); φιλεταίρειος, ὁ (sc. μήν), name of a month at Pergamon, prob. in Yale Classical Studies 2.205; φιλεταίρειος πούς a foot containing 16 δάκτυλοι, Hero Geom. 4.3, al.