Strong's G2086 · Greek

ἑτεροζυγέω

heterozugeo · het-er-od-zoog-eh'-o

from a compound of 2087 and 2218; to yoke up differently, i.e. (figuratively) to associate discordantly

Scholarly Lexicons

Abbott-Smith Manual Greek Lexicon

 1 *† ἑτερο-ζυγέω , -ῶ [in LXX cf. ἑτερόζυγος , Le 19:19 ( כִּלְאַיִם )* ;] to be unequally yoked : metaph., c. dat. pers., II Co 6:14 .† 

G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain