H2556 — chamets
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
chamets — pronounced khaw-mates
a primitive root; to be pungent; i.e. in taste (sour, i.e. literally fermented, or figuratively, harsh), in color (dazzling):--cruel (man), dyed, be grieved, leavened.
8 occurrences in the KJV.
Exodus 12:19
Seven days shall there be no leaven found in your houses: for whosoever eateth that which is leavened, even that soul shall be cut off from the congregation of Israel, whether he be a stranger, or born in the land.
Exodus 12:20
Ye shall eat nothing leavened; in all your habitations shall ye eat unleavened bread.
Exodus 12:34
And the people took their dough before it was leavened, their kneadingtroughs being bound up in their clothes upon their shoulders.
Exodus 12:39
And they baked unleavened cakes of the dough which they brought forth out of Egypt, for it was not leavened; because they were thrust out of Egypt, and could not tarry, neither had they prepared for themselves any victual.
Psalms 71:4
Deliver me, O my God, out of the hand of the wicked, out of the hand of the unrighteous and cruel man.
Psalms 73:21
Thus my heart was grieved, and I was pricked in my reins.
Isaiah 63:1
Who is this that cometh from Edom, with dyed garments from Bozrah? this that is glorious in his apparel, travelling in the greatness of his strength? I that speak in righteousness, mighty to save.
Hosea 7:4
They are all adulterers, as an oven heated by the baker, who ceaseth from raising after he hath kneaded the dough, until it be leavened.