συμφων-έω,
sound together, be in harmony or unison (compare συμφωνία), ἐκ πασῶν μία ἁρμονία συμφωνεῖ [[ 5th-6th c.BC: Plato Philosophus “Respublica” 617b, compare 4th-3rd c.BC: Theophrastus Philosophus “de Sensu” 85, 4th c.BC: Aristoteles Philosophus “Problemata” 919b2, Ion Eleg. 3 ] Refs 5th c.BC+]; of reed-tongues, to be of the same quality, [[ 4th-3rd c.BC: Theophrastus Philosophus “Historia Plantarum” 4.11.7 ] Refs 4th c.BC+]; κιθαρισταὶ σ. [[ 3rd c.BC(?): Callixinus Historicus 2; compare συμφωνία 111:] Refs 3rd c.BC+] —passive, τὰ συμφωνούμενα consonants (literal things which are sounded with vowels), [[ 1st c.BC: Dionysius Halicarnassensis “de Demosthene” 43. ] Refs 1st c.BC+]
__II metaphorically, harmonize with, ποῖα ποίοις σ. τῶν γενῶν [[ 5th-6th c.BC: Plato Philosophus “Sophista” 253b, compare “Phd.” 101d, 4th c.BC: Aristoteles Philosophus “Ethica Nicomachea” 1107a32; σ. τοῖς εἰρημένοις 5th-6th c.BC: Plato Philosophus “Respublica” 398c; τὰ ἔργα οὐ σ. τοῖς λόγοις [prev. author] “La.” 193e ] Refs 5th c.BC+]; συμφωνοῦντα τοῖς ἔργοις in harmony with practical experience, [[ 2nd c.AD: Galenus Medicus 19.217; ἐπιθυμίαι οὐ σ. ἀλλήλαις 5th-6th c.BC: Isocrates Orator 5.87; οὐ συμφωνοῦσι.. φροντίδες μακαριότητι 4th-3rd c.BC: Epicurus Philosophus “Epistulae” 1p.28U.; also ταῦτα πρὸς ἄλληλα σ. συμφωνίαν τὴν ἀρίστην 4th c.BC: Aristoteles Philosophus “Politica” 1334b10 ] Refs 5th c.BC+]; hold or express the same opinions, ταῦτα συμφωνοῦσι πάντες [[ 4th-3rd c.BC: Theophrastus Philosophus “de Causis Plantarum” 6.9.2; ἔντισι 5th-6th c.BC: Plato Philosophus “Phaedrus” 263b ] Refs 5th c.BC+]; περί τινος or τινων, [[ 3rd c.AD: Democritus Epigrammaticus 107, 1st c.BC: Dionysius Halicarnassensis 2.47 ] Refs 1st c.BC+]:—middle, [[ 4th-3rd c.BC: Theophrastus Philosophus “de Causis Plantarum” 1.1.1 ] Refs 4th c.BC+]:—passive, to be agreed to, παρὰ πᾶσι [[ 1st c.BC: Diodorus Siculus Historicus 1.20; εἰ συνεφωνεῖτο πάντα τοῖς γράψασι περὶ τροφῆς 2nd c.AD: Galenus Medicus 6.454 ] Refs 1st c.BC+], compare 15.107: with infinitive, ἡ ἔφοδος σ. γενέσθαι [[ 1st c.BC: Dionysius Halicarnassensis 1.74: _impersonal_, τὴν ἁρπαγὴν γεγονέναι συμπεφώνηται 1st c.BC: Diodorus Siculus Historicus 5.69, compare 2nd c.AD: Galenus Medicus 6.391; σ. ὅτι.. 1st c.BC: Diodorus Siculus Historicus 1.26. ] Refs 1st c.BC+]