Strong’s Greek
G2220 — zumoo
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ζυμόω
zumoo — pronounced dzoo-mo'-o
from 2219; to cause to ferment:--leaven. see GREEK for 2219
4 occurrences in the KJV.
Matthew 13:33
Another parable spake he unto them; The kingdom of heaven is like unto leaven, which a woman took, and hid in three measures of meal, till the whole was leavened.
Luke 13:21
It is like leaven, which a woman took and hid in three measures of meal, till the whole was leavened.
1 Corinthians 5:6
Your glorying is not good. Know ye not that a little leaven leaveneth the whole lump?
Galatians 5:9
A little leaven leaveneth the whole lump.