ὅπου,
Ionic dialect ὅκου, Relat., indirect interrogative, and indefinite adverb of Place, correlated to ποῦ:
__I as a Relat., sometimes with genitive loci, τῆς πόλεως ὅπου κάλλιστον στρατοπεδεύσασθαι [[ 5th-6th c.BC: Plato Philosophus “Respublica” 415d, compare 5th c.BC: Herodotus Historicus 2.172; ὅπου βούλοιτο τοῦ δρόμου 5th-6th c.BC: Xenophon Historicus “Historia Graeca (Hellenica)” 2.4.27; ἔσθ᾽ ὅπου ] Refs 5th c.BC+]in some places, [[ 4th-5th c.BC: Aeschylus Tragicus “Eumenides” 517 (Lyric poetry), “fragment” 302: standing for the Relat. ] Refs 4th c.BC+] adjective, μέλη, ὅπου (i. e. ἐν οἷς)[[ χελιδὼν ἦν τις ἐμπεποιημένη 5th-6th c.BC: Aristophanes Comicus “Aves” 1301 ] Refs 5th c.BC+]: with other Particles, ὅκου δή somewhere or other, [[ 5th c.BC: Herodotus Historicus 3.129 ] Refs 5th c.BC+]; ὅπου ἄν wherever, with subjunctive, [[ “IG” 12.76.11, etc.] Refs]; in Trag. the ἄν may be omitted, as ὅπου δ᾽ Ἀπόλλων σκαιὸς ᾖ, τίνες σοφο; [[ 5th c.BC: Euripides Tragicus “Electra” 972, etc. (never in _Attic dialect_ Prose)] Refs 5th c.BC+]: with genitive, ὅπου ἂν τύχῃ τῶν λεγομένων [[ 5th-6th c.BC: Plato Philosophus “Protagoras” 342e; ὁπουοῦν ] Refs 5th c.BC+]anywheresoever, [[ [prev. author] “Cra.” 403c ] Refs]; ὅπουπερ with optative, wherever, [[ 5th-6th c.BC: Xenophon Historicus “Institutio Cyri (Cyropaedia)” 3.3.5; ὅπου ποτέ 5th c.BC: Sophocles Tragicus “Oedipus Coloneus” 12 ] Refs 5th c.BC+]; ὁπουδάν, ={ὅπου δὲ ἄν}, anywhere, [[ 2nd-3rd c.AD: Dio Cassius Historicus “fragment” 109.21 ] Refs 2nd c.AD+]; ὁπουδήποτε, = ubicumque, Dosith.p.410 K.; ὁπουδηποτοῦν anywheresoever, [[ 1st c.AD: Josephus Historicus “contra Apionem” 2.15. ] Refs 1st c.AD+]
__I.2 in indirect questions, ὄφρα πύθηαι πατρός, ὅπου κύθε γαῖα [[ 8th c.BC: Odyssea Homerus Epicus “Odyssey” 3.16, compare 16.306, 5th c.BC: Sophocles Tragicus “Oedipus Tyrannus” 924, etc.] Refs 8th c.BC+]: with Verbs of motion in pregnant sense, ὅκου ἐτράπετο, οὐκέτι εἶχον εἰπεῖν [[ 5th c.BC: Herodotus Historicus 2.119; κεῖνος δ᾽ ὅπου βέβηκεν, οὐδεὶς οἶδε 5th c.BC: Sophocles Tragicus “Trachiniae” 40, variant in 5th-6th c.BC: Xenophon Historicus “Institutio Cyri (Cyropaedia)” 3.1.37, etc.: in many passages editors have in this sense restored ὅποι,] Refs 5th c.BC+] mostly from codices; in repeating a question, ἡ Λακεδαίμων ποῦ 'στι; Answ. ὅπου 'στί; (do you ask) where it is? [[ 5th-6th c.BC: Aristophanes Comicus “Nubes” 214: with _genitive_, εἰδότες ὅκου γῆς εἴη 5th c.BC: Herodotus Historicus 4.150, compare 5th-6th c.BC: Plato Philosophus “Respublica” 403e. ] Refs 5th c.BC+]