| Answer | Crossword Clue |
|---|---|
| MOROSECODE | Secret signals of gloom? |
| code | system of signals or secret words |
| coded | system of signals or secret words |
| coding | system of signals or secret words |
| subcode | system of signals or secret words |
| codes | system of signals or secret words |
| coder | system of signals or secret words |
| recode | system of signals or secret words |
| CODES | Secret signals. |
| RECODE | Change secret signals |
