Whereof

adv.	1.	Of which; of whom; formerly, also, with which; - used relatively. I do not find the certain numbers whereof their armies did consist. - Sir J. Davies. Let it work like Borgias' wine, Whereof his sire, the pope, was poisoned. - Marlowe. Edward's seven sons, whereof thyself art one. - Shak.
	2.	Of what; - used interrogatively. Whereof was the house built? - Johnson.

Adv.	1.	whereof - of which; "punishment for a crime whereof he was convicted"
	2.	whereof - of what; "he knows whereof he speaks"