What are the best answers for “the quality of being shockingly cruel and inhumane”?

atrociousness, barbarousness, heinousness.

How many letters does the top answer for “the quality of being shockingly cruel and inhumane” have?

The most common answer is atrociousness (13 letters).

3 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

atrociousness 13 letters wn-def

the quality of being shockingly cruel and inhumane

barbarousness 13 letters wn-def

the quality of being shockingly cruel and inhumane

heinousness 11 letters wn-def

the quality of being shockingly cruel and inhumane