bluster

/B L AH1 S T ER0/
noun
  1. 1

    Pompous, officious talk.

  2. 2

    A gust of wind.

  3. 3

    Fitful noise and violence.

Synonyms

verb
  1. 1

    To speak or protest loudly.

    โ€œWhen confronted by opposition his reaction was to bluster, which often cowed the meek.โ€

  2. 2

    To act or speak in an unduly threatening manner.

  3. 3

    To blow in strong or sudden gusts.

Source: https://en.wiktionary.org/wiki/bluster