| A | B |
| average | the usual amount or kind of something |
| border | a dividing line between two states or countries |
| cocoon | the silky case that a caterpillar makes to protect itself for a time before it becomes a moth or butterfly |
| flutter | to wave or flap quickly but not regularly |
| moisture | a small amount of water or other liquid, in the form of small drops. |
| moist | damp or slightly wet |
| nectar | a sweet liquid produced by many flowering plants |
| process | a number of steps that one takes in order to do or make something |
| span | the distance or a section between two objects or supports |
| timber | wooded areas with trees that can be used for wood products |
| suitable | fit or right for some purpose or event |
| average | not special or unusual |
| border | to be next too |
| span | a period or length of time |
| span | to stretch from one side to the other |
| timber | tree trunks that can be cut into planks or boards |