sickness

Etymology

From Middle English sikness, from Old English sēocnes. Synchronically analyzable as sick + -ness.

noun

1. The quality or state of being sick or diseased; illness.
   18th century, Alexander Pope, Epistle to Miss Blount Trust not too much your now resistless charms; Those, age or sickness soon or late disarms.
   Sickness is a dangerous indulgence at my time of life. 23 March 1816, Jane Austen, a letter
2. Nausea; qualmishness; as, sickness of stomach.
3. (linguistics) The analogical misuse of a rarer or marked grammatical case in the place of a more common or unmarked case.
   We can now return to the question of how we treat the phenomenon of dative sickness (the possibility of substituting dative in place of accusative on the experiencer nominal) in Icelandic. 1997, Michael B. Smith, “§ 4.7”, in Quirky Case in Icelandic