arrogation

the unlawful taking or withholding of something from the rightful owner under a guise of authority the legislature's arrogation of certain powers that are explicitly reserved by the constitution for the judiciary Synonyms appropriation, commandeering, detainer, expropriation, preemption, seizure, takeover, usurpationRelated Words annexation, assumption, attachment, confiscation, grab, impoundment, repossession, sequestration; defalcation, embezzlement, misapplication, misappropriation, misuse, peculation, theft; despoilment, looting, pillaging; encroachment, infringement, piracy; invasion, occupancy, occupation, preoccupancy, trespass; deforcement, disfurnishment, dispossession, ejection, stripping