uppity       
adjective  informal disapproving uk/ˈʌp.ɪ.ti/ us/ˈʌp.ə.t̬i/
 傲慢的,自大的
An uppity person behaves in an unpleasant way because they think that they are more important than they really are.
  He got/became very uppity when his fashion designs were criticized. 他的时装设计遭到了批评,但他根本就不屑一顾。 
 Synonyms: overweening proud (FEELING IMPORTANT)