Strong's G1215 — δημηγορέω (verb)
demegoreo (day-may-gor-eh'-o) v.
1. to be a people-gatherer, i.e. to address a public assembly
[from a compound of G1218 and G58]
KJV: make an oration 
Root(s): G1218, G58 
Hebrew root: ἀγορά
Occurrences: 1