The American Heritage® Dictionary of the English Language: Fourth Edition. 2000.
Appendix II
Semitic Roots
ENTRY:
wzr.
DEFINITION:
Arabic root, to carry (a burden), take upon oneself. vizier, from Arabic wazr, vizier, minister, burdened, from wazara, to carry (a burden), take upon oneself, or from zara, to help (see zr).