Outport :: Outport (n.) A harbor or port at some distance from the chief town or seat of trade.
Outpost :: Outpost (n.) A post or station without the limits of a camp, or at a distance from the main body of an army, for observation of the enemy..
Outpost :: Outpost (n.) The troops placed at such a station.
Outpour :: Outpour (n.) A flowing out; a free discharge.
Outpower :: Outpower (v. t.) To excel in power; to overpover.