Arrogates are defined as the act of taking something without permission or justification. Synonyms for the word include appropriate, seize, claim, usurp, take, annex, confiscate, expropriate, commandeer, and take over. Each of these synonyms convey a sense of taking something that is not rightfully owned or obtained. Arrogation is often associated with power-grabbing behavior or overstepping one's boundaries within a certain context or situation. These synonyms can be used interchangeably in writing to avoid repetition, or to add variety to one's vocabulary. They each elicit a specific connotation, and as such, the context of the sentence should be considered when choosing which synonym to use.