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
slumber 2659 ** katanuxis ** {slumber}.
slumber 3573 ** nustazo ** {slumber}.
slumber 5123 -- nuwm -- sleep, {slumber}.
slumber 8572 -- t@nuwmah -- {slumber}(-ing).