Lexical Definition

‎συνοικέω‎ synoikéō (soon-oy-keh'-o) to live with G:V
from ‎σύν‎ and ‎οἰκέω‎

dwell together.

Usage: 6 forms in 7 verses
Form Translated As     In Verse(s)
συνώκησεν lived with LXX.Judg.14.20
συνωκηκυία living LXX.Gen.20.3
συνοικών living with LXX.Isa.62.5
συνοικοῦντεσ dwelling with 1Pet.3.7
συνοικήση should live with LXX.Deut.22.13 • LXX.Deut.24.1
συνοικήσει he shall live with LXX.Deut.25.5

Abbott-Smith

συν-οικέω, -ῶ [in LXX for בּעל etc. ;]
to dwell together: of man and wife (Hdt., al.), c. dat. pers., I Pe 3:7,†

Abbott-Smith References

Book Refs
1 Peter 3:7

Liddell-Scott-Jones

συνοικέω-έω,

dwell or live together, [Refs 8th c.BC+]; ξ. τινί live with, [Refs 5th c.BC+]; of peoples, live together, form a community, συνοικέωήσων τούτοισι [Refs 5th c.BC+]

__2 live with in wedlock, of the man, [Refs 5th c.BC+], etc.; of the woman, ἔοισα (perhaps νέοισι) γεραιτέρα [Refs 7th c.BC+]: absolutely, live in wedlock, [NT+5th c.BC+]; τούτων συνοικέωησάντων γίνεται Κλεισθένης from their marriage sprang Cleisthenes, [Refs 5th c.BC+]
__3 metaphorically of feelings, circumstances, etc., μυρίον ἄχθος ᾧ ξυνοικεῖ with which he dwells, [Refs 5th c.BC+]; ἡδοναῖς, ἀμαθίᾳ, [Refs 5th c.BC+]; βαρυτάτη συνοικέωῆσαι (i.e. ἄνομος μοναρχία) [Refs 5th c.BC+]; also ἱππικοῖς ἐν ἤθεσιν πολὺς ξ. being much versed in their ways, [Refs 5th c.BC+]
__3.b reversely, with the thing as subject, γῆρας ἵνα πρόπαντα κακὰ κακῶν ξυνοικεῖ [συνοικέωίᾳ μήτε πλοῦτος συνοικέωῇ μήτε πενία 5th-6th c.BC: Plato Philosophus “Leges” 679b; ὅπου σ. ἐρημία 3rd c.BC: Lycophron Tragicus 957 ">Refs 5th c.BC+]; of the poisoned robe of Heracles, cling closely, [Refs 5th c.BC+]
__3.c Astrology texts, share the same domicile, ὅταν ἡ Παφίη Ἑρμῇ στείχουσα συνοικέωῇ [Refs 4th c.AD+]
__II with accusative loci, people or colonize jointly with, σ. Κυρηναίοισι Λιβύην [Refs 5th c.BC+]:—passive, of a place, to be thickly peopled, [Refs 5th c.BC+]

LSJ Scripture Refs: 1Pet.3.7