Strong's G5256 — ὑπηρετέω (verb)
hupereteo (hoop-ay-ret-eh'-o) v.
1. to assist or help
2. (generally) to be a subordinate
3. (by implication) subserve, (by extension) to tend unto needs
[from G5257]
KJV: minister (unto), serve 
Root(s): G5257 
Hebrew root: ὑπηρέτης
Occurrences: 3