there are some words that simply are not used as often as they could be. Convivial is one of them, one I spotted in an article on costume design nominations for the Oscars, used to describe Amy Adams’ character in American Hustle.
“con·viv·i·al” >con·viv·i·al [kuhn-viv-ee-uh-l]
1. friendly; agreeable: a convivial atmosphere.
2. fond of feasting, drinking, and merry company; jovial.
3. of or befitting a feast; festive.Origin:
1660–70; < Late Latin convīviālis festal, equivalent to Latin convīvi ( um ) feast ( convīv ( ere ) to live together, dine together ( con- con- + vīvere to live) + -ium)