'joviality' originates from Latin, specifically the word 'jovialis,' where 'Jovis' referred to the Roman god Jupiter, associated with joy and happiness.

'jovialis' transformed into the French word 'jovialité,' and eventually became the modern English word 'joviality' through Middle English.

Initially, it meant 'pertaining to the god Jupiter,' but over time it evolved into its current meaning of 'cheerfulness and conviviality.'