SEVERITY
severity, severeness, harshness, rigor, rigour, rigorousness, rigourousness, inclemency, hardness, stiffness
(noun) excessive sternness; âseverity of characterâ; âthe harshness of his punishment was inhumanâ; âthe rigors of boot campâ
austereness, severity, severeness
(noun) extreme plainness
asperity, grimness, hardship, rigor, rigour, severity, severeness, rigorousness, rigourousness
(noun) something hard to endure; âthe asperity of northern wintersâ
badness, severity, severeness
(noun) used of the degree of something undesirable e.g. pain or weather
Source: WordNet® 3.1
Etymology
Noun
severity (countable and uncountable, plural severities)
The state of being severe.
The degree of something undesirable; badness or seriousness.
Source: Wiktionary
Se*ver"i*ty, n.; pl. Severities. Etym: [L. severitas: cf. F.
sévérité.]
Definition: The quality or state of being severe. Specifically: --
(a) Gravity or austerity; extreme strictness; rigor; harshness; as,
the severity of a reprimand or a reproof; severity of discipline or
government; severity of penalties. "Strict age, and sour severity."
Milton.
(b) The quality or power of distressing or paining; extreme degree;
extremity; intensity; inclemency; as, the severity of pain or
anguish; the severity of cold or heat; the severity of the winter.
(c) Harshness; cruel treatment; sharpness of punishment; as, severity
practiced on prisoners of war.
(d) Exactness; rigorousness; strictness; as, the severity of a test.
Confining myself to the severity of truth. Dryden.
Source: Webster’s Unabridged Dictionary 1913 Edition