Dictionary entry

ζυμόω

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament

ζυμόω, -ῶ

(< ζύμη), [in LXX for חָמֵץ, Ex 12:34, 39, Le 6:17(10) 23:17, Ho 7:4*;]

to leaven: Mt 13:33, Lk 13:21, I Co 5:6, Ga 5:9.†