6-13. **quick**, **quickly**.

[*J causes K to happen quickly.*] = Often someone does something for a long time to cause something like K to happen. But J does something for a short time that causes K to happen.

[*The animal was here a short time before now, but now it is far from here because it moved quickly.*]

6-14. **centre**, (**center**), **centres**, (**centers**), **centre of**, **centres of**.

[*J is the centre of K.*] = J is a small place between one side of K and the other side of K, like this: The distance between J and one side of K is the same as the distance between J and the other side of K. The distance between J and the front of K is the same as the distance between J and the back of K. The distance between J and the top of K is the same as the distance between J and the bottom of K.

[*The people moved towards the centre of the building.*]

6-15. **round**.

[*X is round.*] = You think like this about the shape of X: The distance between the centre of X and each surface part of X is the same as the distance between the centre of X and each other surface part of X.

[*This kind of plant has round parts that you can eat.*]

6-16. **around**.

[*J is around K.*] = J is near the front and back and sides of K. J is near K like something long that has parts near K on all sides.

[*There is water around me on all sides.*]

[*J moves around K.*] = J moves like this: From a place in front of K, J moves to one side of K, then J moves behind K, then J moves to the other side of K, and then J moves to the front of K.

[*The animal moved around the building.*]

Tony is holding something round.

The small animal __________.