1640s, from Latin convivalis "pertaining to a feast or guest," from conviva "a feaster, guest," from convivere (see convivial). It has been replaced in most uses by convivial, which means the same.
Entries linking to convival
convivial adj.
1660s, "pertaining to or of the nature of a feast," from Late Latin convivialis "pertaining to a feast," from Latin convivium "a feast," from convivere "to carouse together, live together," from assimilated form of com "with, together" (see con-) + vivere "to live" (from PIE root *gwei- "to live"). Meaning "sociable" is from 18c. Related: Convivially; conviviality.