What are the antonyms of word Solemn?

Here are some antonyms for "solemn," depending on the context:

General Antonyms:

* Joyful

* Merry

* Cheerful

* Happy

* Lighthearted

* Humorous

* Frivolous

* Flippant

* Informal

* Casual

Antonyms related to seriousness:

* Light

* Casual

* Informal

* Playful

* Whimsical

Antonyms related to formality:

* Informal

* Casual

* Relaxed

* Unconventional

Antonyms related to mood:

* Cheerful

* Optimistic

* Upbeat

* Jovial

The best antonym to use will depend on the specific context in which you are using the word "solemn."