kookiness
/ˈkuːkinəs/
noun
- The quality of being eccentric, strange, or slightly crazy in an amusing or endearing way.
- Her kookiness made her the most memorable character in the play.
- The artist's kookiness is reflected in her brightly colored, mismatched sculptures.
- We love the kookiness of our neighbor, who walks his pet pig every morning.
Antonyms