| Answer | Crossword Clue |
|---|---|
| signaller | one who signals also SIGNALER |
| signallers | SIGNALLER, one who signals also SIGNALER |
| signalers | SIGNALER, one that signals (to notify by means of communication) |
| fogman | one who sets fog-signals |
| fogmen | FOGMAN, one who sets fog-signals |
| wigwagger | one who wigwags, signals with flags |
| wigwaggers | WIGWAGGER, one who wigwags, signals with flags |
