Cases of word usage

1) a covering against rain or sun, e.g. over a boat (awning)

2) a long fat-bottoms boat for rivers and canals (barge)

3) (to travel in) a long lightweight boat moved by one or more paddles (canoe)

4) a kind of boat with two hulls (catamaran)

5) a kind of small open boat; an inflatable rubber boat (dinghy)

6) a long flat-bottomed boat with high peaks at each end, used on canals in Venice (gondola)

7) a handle (also called tiller) or wheel, used for guiding a boat or ship (helm)

8) a kind of boat with an engine (used on rivers and lakes and in harbours); an act of launching a ship or spacecraft (launch)

9) a pole with a flat base, used to move a boat through the water (oar)

10) over the side of a ship or boat into the water (overboard)