merry
adjective
full of or showing high-spirited merriment
“when hearts were young and gay”
“a poet could not but be gay, in such a jocund company”
offering fun and gaiety
“a festive (or festal) occasion”
“gay and exciting night life”
quick and energetic
“a brisk walk in the park”
“a lively gait”
Source: WordNet 3.1, Princeton University
