Strong's G945 — βαττολογέω (verb)
battologeo (bat-tol-og-eh'-o) v.
1. to stutter
2. (by implication) to talk repetitiously and tediously
[from Battos "a proverbial stammerer" and G3056]
KJV: use vain repetitions 
Root(s): G3056 
Hebrew root: λόγος
Occurrences: 1