arrogate \AIR-uh-gayt\, transitive verb
1. To claim or seize without right or justification; to appropriate.
2. To claim on behalf of another; to ascribe.
The general thought he was privy to arrogate his troop's supplies, even though food was dwindling.
Arrogate comes from Latin adrogare, "to take to oneself, to claim," from ad-, "towards" + rogare, "to ask."