Strong's G4916 — συνθάπτω (verb)
sunthapto (soon-thap'-to) v.
1. to inter in company with
2. (figuratively) to assimilate spiritually (to Christ by a sepulture as to sin)
[from G4862 and G2290]
KJV: bury with 
Root(s): G4862, G2290 
Hebrew root: θάπτω
Occurrences: 2