Liddell–Scott–Jones: συνων-ή

συνων-ή,ἡ,

A. buying up, Lyd. Mag. 3.70 , Procop. Arc. 22 , Cod.Just. 10.27.2.5 , al.; simply,purchase,χόρτου, πυροῦ, POxy. 507.24

(ii A.D.), 909.21

(iii A.D.).