| A | B |
|---|
| unity | state of being one |
| union | group of workers who join together to improve things |
| reunion | meeting between people who have been apart a long time |
| unite | to join together to achieve something |
| unison | to do something together as a group |
| unicorn | imaginary animal |
| unicycle | riding device |
| universe | all things in space |
| universal | shared by everyone or everything |
| university | a large school for higher education |
| unique | one of a kind |
| decade | a period of ten years |
| decimal | system of counting with a base of ten |
| century | 100 years |
| centimeter | unit of length |
| centipede | animal with many legs |
| centennial | 100th -year celebration |
| centigrade | temperature scale |
| percent | part that is one-hundredth |
| percentage | a fraction of something |
