thuggish

/หˆฮธสŒษกษชสƒ/
adjective
  1. 1

    Characterized by thuggery; behaving in a violent or intimidating way; appearing to be violent or intimidating.

    โ€œTheir thuggish manner made continuing negotiations very difficult.โ€

  2. 2

    Resembling or characteristic of the assassins known as thugs or Thuggees (often capitalized in this sense).

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