ἑτεροζυγέω to yoke up differently, i.e. (figuratively) to associate discordantlyDerivation: from a compound of G2087 and G2218;KJV Usage: unequally yoke together with. G2087 G2218
Thayer:1) to come under an unequal or different yoke, to be unequally yoked 1a) to have fellowship with one who is not an equal: 2Cor 6:14, where the apostle is forbidding Christians to have intercourse with idolaters
ἑτεροζυγέω heterozugeō het-er-od-zoog-eh'-o From a compound of G2087 and G2218; to yoke up differently, that is, (figuratively) to associate discordantlyKJV Usage: unequally yoke together with.