ETYMOLOGY
– from ppl. stem of Latin obrogāre (partly to repeal a law by passing a new one),
from ob- (ob-) + rogāre (to ask, supplicate, propose a law, introduce a bill)
EXAMPLE
“…makes it a badge of royalty, that the Prince, without his subjects consent, may prohibite, abrogat, derogat, subrogat, and obrogate to the standing laws, wheir he sees it necessar, excepting the laws of God, of nature…”
From: Historical Notices of Scottish Affairs
By Lord John Lauder Fountainhall, 1848
Lexicophilia 