A.“διῄτων” D.H.2.75, also “ἐδιαίτων” AB91, in compos. “κατ-εδιῄτα” D.49.19: fut. “διαιτήσω” Id.29.58: aor. 1 “διῄτησα” Is.2.31, Plu.Pomp.12, etc.; “ἀπ-εδιῄτησα” Is.12.12, D.40.17; “κατεδ-” Id.21.84,96; “μετεδ-” Luc.DMort.12.3; Dor. “διαίτα_σα” Pi.P.9.68: pf. “δεδιῄτηκα” D.33.31: plpf. “κατ-εδεδιῃτήκει” Id.21.85:—Med. and Pass., impf. “διῃτώμην” Pl.Com.168, Lys.32.8, etc., but 2sg. “ἐδιῃτῶ” Lib.Or.64.93; Ion. διαιτώμην, -ᾶτο, Hdt.3.65, 4.95, part. “διαιτεύμενος” Hp.Ep.19 (Hermes53.64): fut. “διαιτήσομαι” Lys.16.4:—pass. forms, aor. “διῃτήθην” Th.7.87, Is.6.15; “διαιτήθην” Hdt.2.112 (aor. Med. only κατα-): pf. “δεδιῄτημαι” Th.7.77, later “διῄτημαι” Hdn.6.9.5, Gal.6.249: plpf. “ἐξεδεδιῄτητο” Th.1.132.—The double augm. and redupl. is the rule in compds., but in the simple Verb occurs only in pf. (but δεδιαίτ- in Arist.Ath.53.4 Pap.) and plpf.:—treat, “τινά πως” Hp.Aph.1.7; “δ. τοὺς νοσοῦντας οἵκοι” Plu.Cat.Ma.23; “κατὰ ποτόν δ.” Hp.Epid.3.9:—Pass., “διαιτᾶται σκέλος” Id.Art.58, cf. Porph. Abst.1.2.
2. Med. and Pass., lead one's life, live, “ἐπ᾽ ἀγροῦ” Hdt. 1.120, cf. 123, Th.1.6; “παρά τινι” Hdt.2.112, S.OC928; τοὐν δόμοισιν ἦν διαιτᾶσθαι γλυκύ ib.769; ἄνω, κάτω, live up or down-stairs, Lys.1.9; “ἐν Πειραιεῖ” Id.32.8; “ἐν πύργῳ” Aen.Tact.11.3; “πολλὰ ἐς θεοὺς νόμιμα δ.” live in the observance of . ., Th.7.77; ἐν ὅπλοις ἀεὶ καὶ πολεμικοῖς ἔργοις διῃτημένος Hdn.l.c.; “δ. ἀκριβῶς” And.4.32; “ἀνειμένως” Th.2.39, cf. 1.6, etc.; “δίαιταν δ. μοχθηράν” Pl.Ep.330c.
II. to be arbiter or umpire, Is.2.29: c. inf., διῄτησαν ἡμᾶς ἀποστῆναι ib. 31; “οὗτος διαιτῶν ἡμῖν” D.21.84: c. acc. cogn., “δ. δίαιταν” Arist.Ath. 53.5; also οἱ τὴν Οἰνηΐδα διαιτῶντες the panel of arbitrators for the tribe Oeneis, D.47.12.
b. decide, prove a thing, Pi.P. 9.68.
4. reconcile, “τινά τινι” App.BC5.93.