IPA: /bɑːˈbɑːbərɪkli/
KK: /bɑrˈbɛrɪkli/
In a way that is cruel, brutal, or lacking in civilization.
The soldiers acted barbarically during the invasion, showing no mercy to the civilians.
Barbarically → It is formed from "barbaric" (from Latin "barbaricus", meaning foreign or strange) and the suffix "-ally" (meaning in a manner of). The word "barbarically" means in a manner that is characteristic of a barbarian, often implying cruelty or savagery.
Think of the word 'barbaric' which refers to something foreign or strange, and remember that 'barbarically' means acting in a manner that is savage or cruel.