Make a short summary of the text.
Match the terms with their definitions.
canal, waterfall, seaport, vessel, navigation, lock, hazard, waterway, inland
a) a cascade of falling water where there is a vertical or almost vertical step in a river
b) a section of a canal or river that may be closed off by gates to control the water level and the raising and lowering of vessels that pass through it
c) a passenger or freight-carrying ship, boat, etc
d) an artificial waterway constructed for navigation, irrigation, water power, etc
e) the skill or process of plotting a route and directing a ship, aircraft, etc., along it
f) a river, canal, or other navigable channel used as a means of travel or transport
g) a thing likely to cause injury, etc
h) a port or harbour accessible to seagoing vessels
i) of, concerning, or located in the interior of a country or region away from a sea or border