συνερέω

A. speak with or together, advocate, support in a speech, X. Cyr. 2.2.22, 8.1.6: c. dat., Lys. 12.86, D. 16.1, 22.40, Hyp. Lyc. 19; ς. νόμῳ D. 20.153. Cf. συνεῖπον.