Adverbs of indefinite frequency
- Constantly (all the time or often).
- Frequently (often).
- Now and then (from time to time).
- Occasionally (sometimes but not often).
- Regularly (often).
- Seldom (on only a few occasions).
Adverbs of definite frequency
- Daily (repeated everyday).
- Monthly (repeated each month).
- Periodically (repeated after a particular period of time).
- Weekly (repeated each week).
- Yearly (repeated each year).