| pointer(noun, information, influence, indication) |
| marker(noun, information, mark, sign, influence) |
| sign(noun, verb, show, information, mark) |
| beacon(noun, information, mark, influence, indication) |
| landmark(noun, information, mark, sign, influence) |
| mark(noun, verb, show, type, information) |
| signal(noun, verb, show, information, mark) |
| directory(noun, information, influence, signal) |
| lodestar(noun, information, guide, indication, signal) |
| ABCs(noun, information, influence, guide) |
| Bible(noun, information, influence, guide) |
| bellwether(noun, information, influence, signal) |
| book(noun, information, influence, guide, signal) |
| catalog(noun, information, influence, signal) |
| chapter and verse(noun, expression, idiom, information, influence) |
| clue(noun, information, mark, influence) |
| compendium(noun, information, influence, signal) |
| enchiridion(noun, information, influence, guide) |
| guidebook(noun, information, influence, signal) |
| guiding light(noun, expression, information, influence) |