0 full of laughter, humour, or happiness:
The ending of the film is melancholy rather than mirthful.
The light and mirthful could never take shape, however, unless it had its opposite of the serious and dark against which the light colours contrast.
She advised him to chase his mystically mirthful and mournful muse out of the nether darkness.
He was known for his big stomach and mirthful demeanor.
His disposition was mirthful, and he was a great patron of the stage.
The mirthful misfits go on a spree, stealing numerous minks from boutiques and storerooms.
In the colorful and mirthful language of the bunko man, all these parts of the game have their special names.
