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https://en.wikipedia.org/wiki/Eric_A._Havelock
Παιδαγωγός, οῦ, ἡ, (παῖς & ἀγωγός, ἄγω)
    a pedagogue, child-tender, a person, usually a slave or freedman,
	to whom the boys of a family were committed, whose duty it was
	to attend them at their play, lead them to and from the public
	school, and exercise a constant superintendence over their conduct
	and safety; in N.T., an ordinary director or minister contrasted
	with an Apostle, as a pedagogue occupies an inferior position
	to a parent, 1 Co. 4.15; a term applied to the Mosaic Law as
	dealing with men as in a state of mere childhood and tutelage,
	Ga. 3.24, 25.
Παιδάριον, ίου, τό, (dimin. of παῖς)
    a little boy, child, a boy, lad, Mat. 11.16. Jno 6.9.
Παιδεία, ας, ἡ, (παιδεύω)
    education, training up, nurture of children, Ep. 6.4;
	instruction, discipline, 2 Ti. 3.16; in N.T., correction,
	chastisement, He. 12.5, 7, 8, 11.
Παιδευτής, οῦ, ὁ,
    a preceptor, instructor, teacher, pr. of boys; genr. Ro. 2.20;
	a chastiser, He. 12.9:
	from
Παιδεύω, (παῖς)
    f. εύσω, a.1. ἐπαίδευσα,
    to educate, instruct children, Ac. 7.22; 22.3;
	genr. παιδεύομαι, to be taught, learn, 1 Ti. 1.20;
	to admonish, instruct by admonition, 2 Ti. 2.25.
	Tit. 2.12; in N.T., to chastise, chasten,
	1 Co. 11.32. 2 Co. 6.9. He. 12.6, 7, 10. Re. 3.19;
	of criminals, to scourge, Lu. 23.16, 22.
Παιδιόθεν,
    adv. from childhood, from a child, Mar. 9.21: (N.T.)
	from
Παιδίον, ου, τό, (dimin. of παῖς)
    an infant, babe, Mat. 2.8, et al.; but usually in N.T.
	as equiv. to παῖς, Mat. 14.21. Mar. 7.28. et al. freq;
	pl. voc. used by way of endearment, my dear children,
	1 Jno. 2.18, et al.; also as a term of familiar address,
	children, my lads, Jno. 21.5.
Παιδίσκη, ης, ἡ, (fem. dim. of παῖς)

παιδεία, ἡ, rearing of a child, A. Th.18.

2. training and teaching, education, opp. τροφή, Ar.Nu.961, Th.2.39(pl.); π. καὶ τροφή Pl. Phd.107d, Phlb.55d.

3. its result, mental culture, learning, education, ἡ π. εὐτυχοῦσι κόσμος, ἀτυχοῦσι καταφύγιον Democr.180, cf. Pl. Prt.327d, Grg.470e, R.376e, Arist.Pol.1338a30, etc.; τῆς Λακεδαιμονίων π. Pl.Prt.343a: in pl., parts or systems of education, Id.Lg. 653c, 804d.

4. culture of trees, Thphr.CP3.7.4.

5. πλεκτὰν Αἰγύπτου παιδείαν ἐξηρτήσασθε the twisted handiwork of Egypt, i.e. (acc. to Sch.) ropes of papyrus, E.Tr.129 (lyr.).

6. anything taught or learned, art, science, π. ἱερή, of medicine, IG14.2104.

7. chastisement, LXX Pr.22.15, Ep.Hebr.12.5.

II. youth, childhood, παιδείης πολυήρατον ἄνθος Thgn.1305, cf. 1348; ἐκ παιδείας φίλος Lys.20.11; so (prob.) στερρὰν παιδείαν E.IT206(lyr.).

2. in collect. sense, body of youths, παιδείας λιπαρὴς ὄχλος Luc.Am.6. 


παιδεία , ἡ,
A.rearing of a child, A. Th.18.
2. training and teaching, education, opp. τροφή, Ar.Nu.961, Th.2.39(pl.); “π. καὶ τροφή” Pl. Phd.107d, Phlb.55d.
3. its result, mental culture, learning, education, “ἡ π. εὐτυχοῦσι κόσμος, ἀτυχοῦσι καταφύγιον” Democr.180, cf. Pl. Prt.327d, Grg.470e, R.376e, Arist.Pol.1338a30, etc.; “τῆς Λακεδαιμονίων π.” Pl.Prt.343a: in pl., parts or systems of education, Id.Lg. 653c, 804d.
4. culture of trees, Thphr.CP3.7.4.
5. πλεκτὰν Αἰγύπτου παιδείαν ἐξηρτήσασθε the twisted handiwork of Egypt, i.e. (acc. to Sch.) ropes of papyrus, E.Tr.129 (lyr.).
6. anything taught or learned, art, science, π. ἱερή, of medicine, IG14.2104.
7. chastisement, LXX Pr.22.15 [15] stultitia conligata est in corde pueri et virga disciplinae fugabit eam, Ep.Hebr.12.5.[5] καὶ ἐκλέλησθε τῆς παρακλήσεως, ἥτις ὑμῖν ὡς υἱοῖς διαλέγεται, “ υἱέ μου, μὴ ὀλιγώρει παιδείας Κυρίου,
     μηδὲ ἐκλύου ὑπ᾽ αὐτοῦ ἐλεγχόμενος: 
II. youth, childhood, “παιδείης πολυήρατον ἄνθος” Thgn.1305, cf. 1348; “ἐκ παιδείας φίλος” Lys.20.11; so (prob.) “στερρὰν παιδείαν” E.IT206(lyr.).
2. in collect. sense, body of youths, “παιδείας λιπαρὴς ὄχλος” Luc.Am.6.