| semaphore(noun, verb, express, communicate, indicate) |
| signalize(verb, sign, express, indicate, indication) |
| siren(noun, alert, caution, alarm, warning) |
| whistle(noun, verb, mark, light, sharp) |
| arresting(adjective, clear, great, see, rough) |
| buoy(noun, device, alarm, marker) |
| exceptional(adjective, great, solid, extraordinary, unusual) |
| foghorn(noun, signal, alarm) |
| guide(noun, verb, order, information, sign) |
| memorable(adjective, great, excellent, extraordinary, importance) |
| note(noun, verb, mark, light, sign) |
| promise(verb, feeling, sign, hunch, premonition) |
| threaten(verb, order, sign, tell, prepare) |
| annunciate(feeling, sign, hunch, premonition, presentiment) |
| badge(noun, mark, light, sign, indication) |
| boding(noun, feeling, sign, hunch, premonition) |
| communicate(verb, declare, reveal, expose, say) |
| forebode(feeling, sign, hunch, premonition, presentiment) |
| foreshow(feeling, sign, hunch, premonition, presentiment) |
| high sign(noun, expression, idiom, action, act) |