何の位[donogurai] how long
リーダーシップ的地位[riidaashipputekichii] leadership position
安定同位体[anteidouitai] stable isotope
位階[ikai] court rank
位階勲等[ikaikuntou] court rank and honors

位冠[ikan] ancient headgear showing rank
位官[ikan] rank and official position
位記[iki] court rank diploma
位記追贈[ikitsuisou] conferment of posthumous rank

僭する[sensuru] to usurp boastfully
僭位[seni] usurpation of a throne
僭越[senetsu] presumptuous
僭王[senou] usurper king
僭主[senshu] usurper

僭取[senshu] usurpation
僭称[senshou] pretension
僭上[senjou] audacity
僭用[senyou] using something belonging exclusively to someone else
僭上越権[senjouekken] exceeding (overstepping) one's powers (competence, authority)