ῥιζ-όω,
cause to strike root: metaphorically, plant, fix firmly, ὅς μιν [τὴν ναῦν] λᾶαν θῆκε καὶ ἐρρίζωσεν ἔνερθεν [[ 8th c.BC: Odyssea Homerus Epicus “Odyssey” 13.163 ] Refs 8th c.BC+]; [νήσους] κατὰ βυσσὸν πρυμνόθεν (assuming variant) [[ 3rd c.BC: Callimachus Epicus “Hymnus in Delum” 35 ] Refs 3rd c.BC+]:—passive, of trees and plants, take root, strike root, [[ 5th-6th c.BC: Xenophon Historicus “Oeconomicus” 19.9, 4th-3rd c.BC: Theophrastus Philosophus “de Causis Plantarum” 1.2.1:] Refs 5th c.BC+] —middle, ἄριστον ῥιζώσασθαι, of the fig, [[ [prev. author] “HP” 2.5.6 ] Refs]; so αἱ πίνναι ἐρρίζωνται, opposed to ἀρρίζωτοι, [[ 4th c.BC: Aristoteles Philosophus “Historia Animalium” 548a5; ῥ. ἐπί τινος “Anthologia Graeca” 6.66 (6th c.AD: Paulus Silentiarius Epigrammaticus)] Refs 4th c.BC+]; ὀδὸς βάθροισι γῆθεν ἐρριζωμένος made fast or solid, [[ 5th c.BC: Sophocles Tragicus “Oedipus Coloneus” 1591 ] Refs 5th c.BC+]; of a bridge, αἰώνιος ἐρρίζωται [[ “epigram Gr.” 1078.7 (from Adana). ] Refs]
__2 metaphorically, ἐρρίζωσε τὴν τυραννίδα [[ 5th c.BC: Herodotus Historicus 1.64:] Refs 5th c.BC+] —passive, τυραννὶς ἐρριζωμένη[[ [prev. work] 60, compare 5th-6th c.BC: Plato Philosophus “Leges” 839a ] Refs 5th c.BC+]; ἐξ ἀμαθίας πάντα κακὰ ἐρρ. have their root in.., [[ [prev. author] “Ep.” 336b, cf. S 5th c.BC: Euripides Tragicus “Medea” 1.271 ] Refs 5th c.BC+]; ἐν ἀγάπῃ ἐρρ. [[ NT.Eph.3.18. ] NT]
__II passive also of land, to be planted with trees, ἀλωὴ ἐρρίζωται [[ 8th c.BC: Odyssea Homerus Epicus “Odyssey” 7.122. ] Refs 8th c.BC+]