brutality vs barbarity

brutality and barbarity both are nouns.

Word	Noun	Adjective	Verb	Adverb
brutality	Yes	No	No	No
barbarity	Yes	No	No	No

As nouns, brutality and barbarity are synonyms defined as:

Other synonyms of brutality include barbarism, savagery.

brutality (noun)	barbarity (noun)
a brutal barbarous savage act	a brutal barbarous savage act
the trait of extreme cruelty	the quality of being shockingly cruel and inhumane