| Answer | Crossword Clue |
|---|---|
| ISI | "It ..." (formal "Who's there?" reply) |
| ITISI | Formal "Who's there?" reply |
| ITISI | Formal reply to "Who's there?" |
| ISI | "It ..": formal "Who's there?" response |
| ISI | "It ..." (formal answer to "Who's there?") |
| ISI | "It .." ("Who's there?" reply) |
| ISI | 'It --' ('Who's there?' reply) |
| ISI | "It ..." (reply to "Who's there?") |
| ISI | 'It --' (reply to 'Who's there?') |
| ISI | "It .." (reply to "Who's there?") |
