| serve as useful and fun… | 0.38 |
| start with the most com… | 0.36 |
| define concept | 0.36 |
| consist of key words | 0.35 |
| learn word | 0.34 |
| start with short, simpl… | 0.32 |
| use suffix | 0.32 |
| define relationship | 0.29 |
| use greek and latin pre… | 0.29 |
| pertain to urban life | 0.29 |
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| communication | 0.29 |