| Rating | Solver | Clue |
|---|---|---|
| INDICATORS | Signals | |
| INDICATIONS | Signals | |
| SIRENS | Warning signals | |
| FLARES | Distress signals | |
| ALARMBELLS | Warning signals | |
| REDLIGHTS | Stop signals | |
| NODS | Signals agreement | |
| GESTURES | Hand signals | |
| ALERTS | Warning signals | |
| VIBES | Mood signals | |
| ALARMS | Danger signals | |
| CUES | Signals to actors | |
| CODE | System of signals | |
| GESTICULATE | Express by hand signals | |
| BUGLES | Instruments used for military signals | |
| FLAGMAN | One who makes signals with a flag. | |
| FLAGS DOWN | Signals car to stop when pennants not flying | |
| SIGNAL | To communicate by signals; as, to signal orders. | |
| GANTRY | A tall metal frame that supports cranes overhead railway signals etc | |
| CONCERTED | Mutually contrived or planned; agreed on; as, concerted schemes, signals. | |
| PRECAUTIONARY | Of or pertaining to precaution, or precautions; as, precautionary signals. | |
| CAUTIONARY | Conveying a caution, or warning to avoid danger; as, cautionary signals. | |
| JALONS | Long poles, topped with wisps of straw, used as landmarks and signals. | |
| BUNTINE | A thin woolen stuff, used chiefly for flags, colors, and ships' signals. | |
| SIGNALIST | One who makes signals; one who communicates intelligence by means of signals. | |