| Answer | Crossword Clue |
|---|---|
| NSEC | Extremely short time (abbr.) |
| NSEC | Extremely short time unit (abbr.) |
| MIN | Short time: Abbr. |
| MSEC | Very short time: Abbr. |
| NSEC | Super-short time: Abbr. |
| NSEC | Very short time: Abbr. |
| MIN | Short space of time: Abbr. |
| MINS | Short periods of time: Abbr. |
