unseriousnesses
/ˌʌnˈsɪriəsnəsɪz/
noun
- Plural of unseriousness; multiple instances or types of lack of seriousness.
- We can't afford these unseriousnesses when lives are at stake.
- The judge dismissed the case due to the unseriousnesses of the claims.
- The report listed several unseriousnesses in the company's safety protocols.