Strong's G3008 — λειτουργέω (verb)
leitourgeo (lei-tourg-eh'-o) v.
1. to be a public servant
2. (by analogy) to perform religious or charitable functions (revering God while serving man)
[from G3011]
KJV: minister 
Root(s): G3011 
Hebrew root: λειτουργός
Occurrences: 3