self-styled;pretend to be;pose as;consider oneself to be 他以權威～。He sets up as an authority on the subject./以功臣～ give oneself the airs of a hero/以領導～pretension to leadership/以老資格～ pride oneself on one’s seniority;flaunt one’s seniority/以世界憲兵～ act in one’s self-appointed role of world gendarme