English Theasurus that shows all the ways the English word is translated from the original Greek and Hebrew.
English Theasurus from the Hebrew and Greek Strong's Dictionary
leaven 2219 ** zume ** {leaven}.
leaven 2220 ** zumoo ** {leaven}.
leaven 2557 -- chametz -- {leaven}, leavened (bread).
leaven 4682 -- matstsah -- unleaved (bread, cake), without {leaven}.
leaven 7603 s@/or -- -- {leaven}.
leavened 2556 -- chamets -- cruel (man), dyed, be grieved, {leavened}.
leavened 2557 -- chametz -- leaven, {leavened} (bread).
unleavened 0106 ** azumos ** {unleavened} (bread).