niceness

noun

1. (countable, obsolete, uncountable)Silliness; folly.
2. (countable, uncountable)Effeminacy; indulgence in soft living or luxuriousness.

   “He was a good Citizen, of an honest-gentle nature, as are commonly fat and burly men; for so was he: But to speake truely of him, full of ambitious vanitie and remisse nicenesse [translating mollesse].”

3. (countable, obsolete, uncountable)Shyness; reserve.

   “Methinks a young create of niceness should be less ready to write to one man, when she is designed to be another's.”

4. (countable, uncountable)Fastidiousness; fine sensitivity.
5. (countable, uncountable)Pleasantness, especially of behaviour or personality; agreeableness.
6. (Unix, countable, uncountable)A value determining how much processor time to concede to a running process. (See also nice (verb), renice.)