[L. convivari; akin to convivium a feast, convivere to live or feast together; con- + vivere to live.]
To feast together; to be convivial. [Obs.] «There, in the full, convive we.» Shak.

Con·vive
n.

[L. conviva: cf. F. convive.]
A quest at a banquet. [R.] Beaumont.

Webster 1913 Dictionary edited by Patrick J. Cassidy