Noun pretentiousness has 2 senses
  1. ostentation, ostentatiousness, pomposity, pompousness, pretentiousness, splashiness, inflation - lack of elegance as a consequence of being pompous and puffed up with vanity
    --1 is a kind of inelegance
  2. pretentiousness, pretension - the quality of being pretentious (creating a false appearance of great importance or worth)
    --2 is a kind of unnaturalness
    Antonyms: unpretentiousness
    --2 has particulars: ostentation
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