Origin: Germanic Old English suffix
Severeness has 5 different meanings across 1 category:
used of the degree of something undesirable e.g. pain or weather
something hard to endure
"the asperity of northern winters"
extreme plainness
excessive sternness
"severity of character"
"the harshness of his punishment was inhuman"
"the rigors of boot camp"
The property of being severe.