| 3 letters |
| nod | 3 |
|
| dip | 3 |
|
| cue | 3 |
|
| bat | 3 |
|
| sec | 3 |
|
| nap | 3 |
|
| 4 letters |
| pass | 4 |
|
| hail | 4 |
|
| peep | 4 |
|
| wave | 4 |
|
| leer | 4 |
|
| eric | 4 |
|
| bell | 4 |
|
| tick | 4 |
|
| look | 4 |
|
| peek | 4 |
|
| kick | 4 |
|
| poke | 4 |
|
| cast | 4 |
|
| clue | 4 |
|
| buoy | 4 |
|
| flag | 4 |
|
| jiff | 4 |
|
| sign | 4 |
|
| hint | 4 |
|
| coup | 4 |
|
| dash | 4 |
|
| 5 letters |
| slant | 5 |
|
| alarm | 5 |
|
| squiz | 5 |
|
| smack | 5 |
|
| blink | 5 |
|
| aside | 5 |
|
| touch | 5 |
|
| leton | 5 |
|
| speak | 5 |
|
| trice | 5 |
|
| twink | 5 |
|
| nudge | 5 |
|
| jiffy | 5 |
|
| flare | 5 |
|
| spoor | 5 |
|
| taste | 5 |
|
| index | 5 |
|
| flash | 5 |
|
| scent | 5 |
|
| shade | 5 |
|
| trace | 5 |
|
| track | 5 |
|
| crack | 5 |
|
| shake | 5 |
|
| 6 letters |
| moment | 6 |
|
| squint | 6 |
|
| breath | 6 |
|
| glance | 6 |
|
| ignore | 6 |
|
| rocket | 6 |
|
| beacon | 6 |
|
| minute | 6 |
|
| twitch | 6 |
|
| prompt | 6 |
|
| siesta | 6 |
|
| WIGWAG | 6 |
|
| stroke | 6 |
|
| salute | 6 |
|
| snooze | 6 |
|
| second | 6 |
|
| signal | 6 |
|
| 7 letters |
| the nod | 7 |
|
| instant | 7 |
|
| flutter | 7 |
|
| inkling | 7 |
|
| SQUINCH | 7 |
|
| sparkle | 7 |
|
| foghorn | 7 |
|
| twinkle | 7 |
|
| symptom | 7 |
|
| CAT NAP | 7 |
|
| nictate | 7 |
|
| whisper | 7 |
|
| glimpse | 7 |
|
| blinker | 7 |
|
| soupcon | 7 |
|
| glimmer | 7 |
|
| connive | 7 |
|
| gesture | 7 |
|
| 8 letters |
| ericidle | 8 |
|
| fog bell | 8 |
|
| BALEFIRE | 8 |
|
| go light | 8 |
|
| innuendo | 8 |
|
| telltale | 8 |
|
| overlook | 8 |
|
| the wink | 8 |
|
| 9 letters |
| gong buoy | 9 |
|
| suspicion | 9 |
|
| Half-mast | 9 |
|
| NICTITATE | 9 |
|
| spar buoy | 9 |
|
| red flag | 9 |
|
| half a mo | 9 |
|
| signalize | 9 |
|
| semaphore | 9 |
|
| PRETERMIT | 9 |
|
| red light | 9 |
|
| twinkling | 9 |
|
| high sign | 9 |
|
| bell buoy | 9 |
|
| 10 letters |
| pilot flag | 10 |
|
| indication | 10 |
|
| INTIMATION | 10 |
|
| glimmering | 10 |
|
| heliograph | 10 |
|
| fog signal | 10 |
|
| watch fire | 10 |
|
| flag down | 10 |
|
| two shakes | 10 |
|
| blue peter | 10 |
|
| broad hint | 10 |
|
| SUGGESTION | 10 |
|
| signal gun | 10 |
|
| 11 letters |
| quick sight | 11 |
|
| sailing aid | 11 |
|
| signal fire | 11 |
|
| wigwag flag | 11 |
|
| forty winks | 11 |
|
| signal gong | 11 |
|
| signal post | 11 |
|
| signal flag | 11 |
|
| NUDGE NUDGE | 11 |
|
| signal bell | 11 |
|
| signal lamp | 11 |
|
| raise a cry | 11 |
|
| signal mast | 11 |
|
| millisecond | 11 |
|
| gentle hint | 11 |
|
| stop light | 11 |
|
| wave a flag | 11 |
|
| half an eye | 11 |
|
| fog whistle | 11 |
|
| MICROSECOND | 11 |
|
| make a sign | 11 |
|
| white flag | 11 |
|
| Green light | 11 |
|
| beacon fire | 11 |
|
| IMPLICATION | 11 |
|
| signal shot | 11 |
|
| INSINUATION | 11 |
|
| amber light | 11 |
|
| yellow flag | 11 |
|
| 12 letters |
| give-the-nod | 12 |
|
| split second | 12 |
|
| radio beacon | 12 |
|
| signal tower | 12 |
|
| signal siren | 12 |
|
| signal light | 12 |
|
| bat the eyes | 12 |
|
| roman candle | 12 |
|
| rapid glance | 12 |
|
| half a shake | 12 |
|
| half a jiffy | 12 |
|
| 13 letters |
| wink of sleep | 13 |
|
| beat the drum | 13 |
|
| traffic light | 13 |
|
| give a signal | 13 |
|
| wave the hand | 13 |
|
| spot of sleep | 13 |
|
| half a second | 13 |
|
| caution light | 13 |
|
| unfurl a flag | 13 |
|
| blanket drill | 13 |
|
| marker beacon | 13 |
|
| signal beacon | 13 |
|
| signal rocket | 13 |
|
| 14 letters |
| police whistle | 14 |
|
| sound an alarm | 14 |
|
| semaphore flag | 14 |
|
| hoist a banner | 14 |
|
| hail and speak | 14 |
|
| traffic signal | 14 |
|
| 15 letters |
| exchange colors | 15 |
|
| quarantine flag | 15 |
|
| parachute flare | 15 |
|
| 17 letters |
| aid to navigation | 17 |
|
| sound the trumpet | 17 |
|
| 19 letters |
| semaphore telegraph | 19 |
|
| 27 letters |
| international alphabet flag | 27 |
|
| 29 letters |
| international numeral pennant | 29 |
|