Synonyms of self-important in English:

self-important

adjective

  • he was given the nickname Colonel because he was so self-important
    conceited, arrogant, bumptious, self-assertive, full of oneself, puffed up, swollen-headed, pompous, overbearing, (self-)opinionated, cocky, swaggering, strutting, presumptuous, forward, imperious, domineering, magisterial, pontifical, sententious, grandiose, vain, haughty, overweening, proud, egotistic, egotistical;
    supercilious, condescending, patronizing
    informal snooty, uppity, uppish
    [Antonyms] humble
  • Definition of self-important in:

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    Word of the day retroflex
    Pronunciation: ˈrɛtrə(ʊ)flɛks
    adjective
    turned backwards