Usurp
Usurp , transitive verb
[Latin usurpare, usurpatum, to make use of, enjoy, get possession of, usurp; the first part of usurpare is akin to usus use (see Use, n.): compare French usurper.]
To seize, and hold in possession, by force, or without right; as, to usurp a throne; to usurp the prerogatives of the crown; to usurp power; to usurp the right of a patron is to oust or dispossess him.
Alack, thou dost usurp authority.
Another revolution, to get rid of this illegitimate and usurped government, would of course be perfectly justifiable.
Usurp is applied to seizure and use of office, functions, powers, rights, etc.; it is not applied to common dispossession of private property.
Usurp , intransitive verb
To commit forcible seizure of place, power, functions, or the like, without right; to commit unjust encroachments; to be, or act as, a usurper.
The parish churches on which the Presbyterians and fanatics had usurped.
And now the Spirits of the Mind
Are busy with poor Peter Bell;
Upon the rights of visual sense
Usurping, with a prevalence
More terrible than magic spell.