de·port / diˈpôrt/ • v. 1. [tr.] expel (a foreigner) from a country, typically on the grounds of illegal status or for having committed a crime: he was deported for violation of immigration laws. ∎  exile (a native) to another country.2. (deport oneself) archaic conduct oneself in a specified manner: he has deported himself with great dignity.DERIVATIVES: de·port·a·ble adj.de·por·ta·tion / ˌdēpôrˈtāshən/ n.

deport
A. †bear with, forbear, refrain XV; refl. comport oneself XVI;

B. carry away or off XVII. In A — OF. deporter, f. DE- 3 + porter carry :- L. portāre; in B — F. déporter — L. dēportāre (see DE- 2).
So deportment †conduct; personal carriage. XVII.