Noun severity has 3 senses
- badness, severity - used of the degree of something undesirable e.g. pain or weather
 --1 is a kind of intensity, intensiveness
 --1 has particulars: seriousness, distressfulness
 
- asperity, grimness, hardship, rigor, rigour, severity, rigorousness - something hard to endure; "the asperity of northern winters"
 --2 is a kind of difficulty, difficultness
 
- severity, harshness, rigor, rigour, inclemency, hardness, stiffness - excessive sternness; "severity of character"; "the harshness of his punishment was inhuman"; "the rigors of boot camp"
 --3 is a kind of sternness, strictness
 
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