| heads up(expression, sign, notice, alert, caution) |
| homily |
| hortation |
| idea |
| increpation |
| indication(noun, sign, notice, alert, hint) |
| info(noun, order, communication, information, note) |
| information(noun, order, help, note, aid) |
| intelligence(noun, order, communication, information, note) |
| intimation(noun, order, communication, information, note) |
| kick in the teeth(noun, expression, idiom, censure, rebuff) |
| know(noun, order, communication, information, note) |
| look out(expression, sign, notice, alert, caution) |
| lowdown(noun, order, communication, information, note) |
| manifesto(noun, order, communication, information, note) |
| memo(noun, order, communication, information, note) |
| memorandum(noun, order, communication, information, note) |
| news(noun, order, help, communication, information) |
| note(noun, order, communication, information, sign) |
| object lesson |