Henry George Liddell, Robert Scott, A Greek-English Lexicon

A.like χρήσιμος, useful, good of its kind, serviceable, “[τόξα] χρηστὰ οὐδέν” Hdt.3.78; [“ἀτραπὸς] οὐδὲν χ. τισι” Id.7.215; “χ. ἐπίπλοα” Id.1.94; [γῆ] E.Hec.594; οἰκία, opp. μοχθηρά, Pl.Grg.504a; ἡ χ. μέλιττα, opp. οἱ κηφῆνες, Arist.HA 624b23: freq. of wholesome food, “μελίτωμα” Batr.39; ποτόν, σῖτος, Pl.R.438a; “περὶ τὸ σῶμα” Pl.Prt.313d: c. gen., for a thing, νεύρων for the sinews, Ael.NA14.21; “ῥάφανος” Alex.15.8; “ὄψον” Antiph.242, etc. (but pleasant to taste, nice, Thphr.Char.2.10): generally, “πολιτεία” Isoc.12.135; “βίος” Aeschin.1.179; of victims and omens, auspicious, ἱρά, σφάγια, Hdt.5.44, 9.61,62; τελευτὴ χ. a happy end or issue, Id.7.157; “εἰ . . τοῦτό γε δοκέει ὑμῖν εἶναι χρηστόν” Id.5.92.ά: pl., τὰ χ., as Subst., benefits, kindnesses, Id.1.41, 42; “χρηστὰ φέρειν” Id.4.139; χρηστόν τι συμβουλεύειν, χρηστὰ ἐπιτηδεύειν, Ar.Nu.793, Antipho 3.3.9; χρηστὰ λέγειν, πράττειν, etc., Men. 725,787, etc.: but τὰ χ. also, happy event, “ἐκτελοῖτο δὴ τὰ χ.” A.Pers. 228 (troch.); prosperity, success, “τὰ χ. δ᾽ αὔθ᾽ ἕκαστ᾽ ἔχει φίλους” E.Hec.1227.

2. in moral sense, opp. κακός, Eup. in PSI11.1213.2; opp. πονηρός, Pl.Prt.313d; τὸ χ., opp. τὸ αἰσχρόν, S.Ph. 476; χρηστός, opp. λυπρός, E.Med.601: but λῦπαι χρησταί if working for good, Pl.Grg.499e.

3. good for its purpose, effective (even for evil), τραῦμα, δῆγμα, Luc.Symp.44, Alex.55.

4. Gramm., in use, current, “ποιηταῖς χρηστά” Eust.215.8.

II. of persons, good, esp. in war, valiant, true, Hdt.5.109, 6.13, S.Ph.437, etc.: generally, good, honest, worthy, Id.OT610; “οἰκέται” X.Oec.9.5; of women, “ἐρεῖ τις ὡς Κλυταιμνήστρα κακή: Ἄλκηστιν ἀντέθηκα χρηστήν” Eub. 117.11, cf. Men.Mon.634; of good citizens, useful, deserving, D.20.7: c. acc. cogn., “ἃ χρηστοὶ ἐγένεσθε” Th.3.64; “χ. περὶ τὴν πόλιν γεγενημένος” Lys.14.31; “χ. καὶ φιλόπολις” Ar.Pl.900; collectively, “ὀλίγον τὸ χ.” Id.Ra.783; but also ironically, “ὁ χ. οὑτοσί” Id.Nu. 8; “οἱ χ. πρέσβεις οὗτοι” D.18.30, cf. 89; “ἐκλελάκτικεν ὁ χ. ἡμῖν μοιχός” Men.16.

b. freq. on Epitaphs, IG3.3149,3155, al.

c. c. inf., “ὅσοι προβατεύειν χ.” Him.Or.14.32.

2. οἱ χρηστοί, like οἱ ἀγαθοί, those of good family, X.Ath.1.4,6.

3. of the gods, propitious, merciful, bestowing health or wealth, “θεῶν χρηστῶν ἥκειν εὖ” Hdt.8.111, cf. M.Ant.9.11.

4. of men, good, kindly, “δούλῳ . . χ. γενόμενός ἐστι δεσπότης πατρίς” Antiph.265; “ὡς ἡδὺ δούλῳ δεσπότου χρηστοῦ τυχεῖν” Men.Mon.556, cf. Philem.227; “ὁ χ., ὡς ἔοικε, καὶ χρηστοὺς ποιεῖ” Men.203b, cf. Plu.Phoc.10; “χ. περί τινα” D.59.2; “ἐπί τινας” Ev.Luc.6.35; “εἰς ἀλλήλους” Ep.Eph.4.32.

b. sts. simple, silly, like εὐήθης, χρηστὸς εἶ ὅτι ἡγῇ . . , you're a nice fellow, to think that . . , Pl.Phdr.264b, cf. Tht.161a; “ὦ χρηστέ” D.18.318.

5. of a man, strong, able in body for sexual intercourse, = γυναικὶ χρῆσθαι δυνάμενος, Hp.Genit.2.

6. of the dead, whence χρηστὸν ποιεῖν = ἀποκτιννύναι, in a treaty between the Spartans and Tegea, Arist.Fr. 592.

III. Adv. “-τῶς” well, properly, Hdt.4.117, Hp.Art.32; “χ. ἔχειν” Ar.Ec.219; “σκευάσαι χ. τοὖψον” Alex.149.6.: ironically, “χ. τὴν πατρίδα ἐπετρόπευσας” Hdt.3.36.