| Word | Definitions | Synonyms |
|---|---|---|
| sere | (adjective) (used especially of vegetation) having lost all moisture | Synonyms: dried-up, sear, shriveled, shrivelled, withered |
| serendipitous | (adjective) lucky in making unexpected and fortunate discoveries | - |
| serene | (adjective) completely clear and fine | - |
| (adjective) not agitated; without losing self-possession | Synonyms: calm, tranquil, unagitated |