Lewis & Short

con-vīva, ae, comm. [vivo] (lit., one who lives with another; hence), one who feasts with another, a table companion, guest (freq. and class.).

        1. (α) Masc., Plaut. Mil. 3, 1, 50; Ter. Eun. 3, 1, 17; id. Heaut. 1, 1, 120; Afran. ap. Non. p. 235, 25; Cic. Tusc. 1, 2, 3; id. Brut. 19, 75; Cat. 44, 10; Prop. 3 (4), 7, 45; Hor. S. 1, 1, 119 et saep.: deorum (Tantalus), id. C. 1, 28, 7.
        2. (β) Fem.: postquam conveni omnes convivas meas, Pompon. ap. Charis. p. 37 P. (Com. Rel. v. 16 Rib.).