| Answer | Crossword Clue |
|---|---|
| ITISI | Formal response to "Who goes there?" |
| ITISI | "Who goes there?" response |
| ITISI | "Who goes there?" response, perhaps |
| ITISI | Formal response to "Who's there?" |
| ENTER | Formal response to a knock |
| ITISI | Formal-sounding response to "Who's there?" |
