festive

The word 'festive' originates from the Latin festivus, meaning "of a feast, joyous, merry," which itself derives from festum, meaning "feast or public festival." The core concept of a public celebration or holiday was carried forward into Old French as festif before entering Middle English. The suffix -ive, also of Latin origin, transforms the noun base into an adjective, indicating the quality of being like or pertaining to a feast. Thus, the literal combination meaning "relating to a feast" evolved into the modern abstract senses of being suitable for a celebration or generally cheerful and lively.

Structure: fest (feast, celebration) + ive (adjective-forming suffix) fest (from Latin festum, meaning "feast, holiday, festival"); ive (from Latin -ivus, a suffix forming adjectives meaning "of, relating to, or tending to")