δουλ-εύω,
(δοῦλος) to be a slave, [[ 5th c.BC: Herodotus Historicus 2.56, 5th-6th c.BC: Andocides Orator 1.138, 5th-6th c.BC: Plato Philosophus “Leges” 777d, etc.; παρά τινι 4th c.BC: Demosthenes Orator 18.129: with _accusative_ _cognate_, δουλείαν δ. 5th-6th c.BC: Xenophon Historicus “Memorabilia” 3.12.2, 5th-6th c.BC: Plato Philosophus “Symposium” 183a, +others ] Refs 5th c.BC+]
__2 serve, be subject, τό τ᾽ ἄρχειν καὶ τὸ δ. δίχα [[ 4th-5th c.BC: Aeschylus Tragicus “Prometheus Vinctus” 927, etc.] Refs 4th c.BC+]; δ. ζεύγλαις[[ [prev. work] 463; τοῖς ἄρχουσι καὶ τοῖς νόμοις 5th-6th c.BC: Plato Philosophus “Leges” 698b; ἡδονῇ [prev. author] “Phdr.” 238e, etc.] Refs 5th c.BC+]; δ. γαστρί, ὕπνῳ, λαγνείᾳ, [[ 5th-6th c.BC: Xenophon Historicus “Memorabilia” 1.6.8; κεναῖς δόξαις Polystr. p.29 W.] Refs 5th c.BC+]; τῇ γῇ δ. make oneself a slave to one's land, i. e. give up rights that one may keep it, [[ 5th c.BC: Thucydides Historicus 1.81; so δ. τῇ κτήσει αὐτοῦ 5th-6th c.BC: Plato Philosophus “Respublica” 494d; δουλεύομεν δόξαισιν 4th-3rd c.BC: Philemo Comicus 93.8 ] Refs 5th c.BC+]; δ. τῷ καιρῷ accommodate oneself to the occasion, [[“Anthologia Graeca” 9.441 (6th c.AD: Palladas Epigrammaticus); θυμῷ 2nd c.AD: Herodianus Grammaticus 1.17.6. ] Refs 2nd c.AD+]
__3 render a service, τινά [[ “PLond.” 5.1727.11 (6th c.AD). ] Refs 6th c.AD+]