Synonyms and antonyms of The quality of being serious, severe or extreme in American Thesaurus

severity (noun)

the seriousness of something bad or unpleasant

gravity (noun)

the seriousness or importance of something

extremity (noun)

formal an extreme degree of something

austerity (noun)

the quality or fact of being plain, strict, simple, or severe

severity (noun)

the degree to which something is strict or extreme