Word

僭主

せんしゅ
usurper; tyrant
Word

僭称

せんしょう
pretension; assumption (of a title)
Word

僭位

せんい
usurpation of a throne
Word

僭越

僣越
せんえつ
presumptuous; arrogant; audacious; forward; insolent
Word

僭王

せんおう
usurper king
Word

僭取

せんしゅ
usurpation
Word

僭上

せんじょう
audacity; forwardness
Word

僭上越権

せんじょうえっけん
exceeding (overstepping) one's powers (competence, authority); abuse of one's legal authority; acting ultra vires
Word

僭用

せんよう
using something belonging exclusively to someone else
Word

僭す

v5s
せんす
to usurp boastfully