συσσημαίνω

A. signify one thing along with another, S.E. P. 1.199: abs., acquire a meaning through its context, A.D. Synt. 9.16:—Pass., ‐αίνεται ἐν τῷ λοιπῷ ἔργῳ Gal. 7.47.

II. Med., seal with others, τὰς θύρας IG 12.91.17; seal or sign with others, join in signing, D. 35.15, 41.22, Lycurg. Fr. 51, PPetr. 1p.67 (iii B.C.).