Strong's G3471 — μωραίνω (verb)
moraino (mo-rai'-no) v.
1. to become insipid
2. (figuratively) to make dull
3. (passively) act as a simpleton
[from G3474]
KJV: become fool, make foolish, lose savour 
Root(s): G3474 
Hebrew root: μωρός
Occurrences: 4