1. sometimes, occasionally, at times, from time to time, now and then, once in a while, at intervals
2. seasonal, of the season, appropriate (for the season or occasion)
1. to do, to carry out, to perform
2. to cause to become, to make (into), to turn (into)
3. to serve as, to act as, to work as
4. to wear (clothes, a facial expression, etc.)
5. to judge as being, to view as being, to think of as, to treat as, to use...