| A | B |
| dormant | Temporarily inactive but capable of renewed activity. Sleeplike condition, a slowing down. |
| energetic | Full of energy; peppy; lively. |
| industrious | Hard-working. |
| loiter | To stand idly about; linger. To proceed slowly or with many stops. |
| lull | A temporary lessening of activity or noise. To casue to sleep or rest; soothe. |
| restless | Unable to relax, rest, or be still. Without rest or sleep. |
| sluggish | Showing little movement or activity. Lacking in alertness or energy. |
| spry | Active, nible, lively; brisk. |
| strenuous | Requiring great effort, energy,or exertion. Vigorously active. |
| vigor | Physical energy or strength. Strong feeling; enthusiasm or intensity. |