Meaning of the word pretentiousness in English

What does pretentiousness mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

pretentiousness

US /prɪˈten.ʃəs.nəs/
UK /prɪˈten.ʃəs.nəs/

Noun

1.

the quality of trying to make yourself appear or sound more important or intelligent than you are:

Example:
I couldn't believe the pretentiousness of the book.
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