1.Adequate- to have enough but not to much.
We have an adequate amount of water.

2.Bayonette- a blade that can be attached to a rifle.
The gun that was on sale had a bayonette.

3.Colony- an overseas possession or territory ruled by its mother country.
There were once 13 colonies.

4.Controversial- something that is a subject of stron opposing points of view, opinions, beliefs, etc.
The movie was very controversial and political.

5.Fleet- a group of ships.
There was a fleet in the harbor this morning.