From leitourgos; to be a public servant, i.e. (by analogy) to perform religious or charitable functions (worship, obey, relieve) -- minister.
see GREEK leitourgos
λειτουργῆσαι (leitourgēsai) − 1 Occurrence
λειτουργούντων (leitourgountōn) − 1 Occurrence
λειτουργῶν (leitourgōn) − 1 Occurrence