| Term | Definition |
| superintendent | a person with the highest power, power above everyone else's |
| superimpose | to lay or place over something else |
| supervisor | a person who stands over or above someone in rank; a manager in charge of someone else |
| surreal | beyond what is real or believable; bizzare |
| surplus | a quantity over and above what is actually needed; extra |
| surprise | something that is beyond what is expected |
| superb | above average in quality; excellent |
| surtax | an extra tax beyond the normal tax |
| surcharge | an amount of money over and above what is already being paid |
| superior | splendid; excellent; beyond the expected |