| Answer | Crossword Clue |
|---|---|
| STRANGERS | They don't know each other |
| EXES | They often don't speak to each other |
| AGNOSTICS | They just don't know |
| AMNESICS | They don't know who you are (var.) |
| SPIES | They know things you don't think they know |
| MAKEITUP | What some do when they don't know the answer |
| LALAS | What people sing when they don't know the words |
