adj. 1. Of or belonging to a banquet or other social event
2. Festive; in good spirits
“As the punch disappeared, Mr. Micawber became still more friendly and convivial.” -Charles Dickens
In Case You’re Interested
From Latin convivialis, related to convival ‘a guest’. From con ‘with’ + vivo ‘to live.’ Essentially, sharing life with others. It doesn’t get any more convivial than that.