silliness
sil·li·ness
noun
1.
- “the crowd laughed at the absurdity of the clown”
2.
an impulsive scatterbrained manner
Origin
From silly + -ness.
Related words
Narrower terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.