savage

A member of an uncivilized people.

A cruelly rapacious person.

Without civilizing influences.

“a savage people”

Marked by extreme and violent energy.

(of persons or their actions) able or disposed to inflict pain or suffering.

“a savage slap”

Wild and menacing.

Criticize harshly or violently.

“The press savaged the new President”

Attack brutally and fiercely.