συναίρω
Etym. poet. συναείρω
Infl. aor1 συνῆρα
I. "to take up together", Arist., Plut.; ς. λόγον μετά τινος "to balance" accounts with another, NTest.
II. Mid. "to take part in" a thing, c. gen., Thuc.
2. c. acc. rei, "to help in bearing", id=Thuc., Dem.; also "to engage in" a thing, "undertake" it, Aesch., Eur.
3. τῶν σκελῶν ς. "to catch by both" legs, Plut.
III. Pass., συναίρεσθαι εἰς τὸ αὐτό "to be joined together, unite", Xen.
2. "to contribute, assist", Dem.