Strong's G2086 — ἑτεροζυγέω (verb)
heterozugeo (het-er-od-zoog-eh'-o) v.
1. to yoke up differently
2. (figuratively) to associate discordantly
[from a compound of G2087 and G2218]
KJV: unequally yoke together with 
Root(s): G2087, G2218 
Hebrew root: ζυγός
Occurrences: 1