gaiety
1 antonym for gaiety — opposites grouped by meaning.
Noun — A cheerful, lighthearted mood; happiness.
Antonyms
How to use gaiety
The word patterns that sound natural to a native speaker.
A slightly old-fashioned, literary word — most modern speech would just say "cheerfulness" or "fun."
Etymology
From Middle French gaieté, built on gai ("gay, merry") — the same root as the English word "gay."
Full origin of gaiety →