| lore(material, tip, data, statistics, facts) |
| loss(noun, essence, profit, core, income) |
| lowdown(noun, order, information, note, sign) |
| main idea(noun, expression, essence, profit, core) |
| main point(noun, expression, essence, profit, core) |
| main thing(noun, expression, essence, profit, core) |
| manifesto(noun, order, information, note, sign) |
| maxim(noun, certainty, principle, fact, reality) |
| meat and potatoes(noun, expression, idiom, essence, profit) |
| memo(noun, order, information, note, sign) |
| memorandum(noun, order, information, note, sign) |
| naked truth(noun, expression, certainty, principle, fact) |
| name of the game(noun, expression, idiom, essence, profit) |
| net(noun, essence, profit, core, income) |
| network(material, tip, data, statistics, facts) |
| news(noun, order, information, note, sign) |
| nitty-gritty(noun, case, detail, score, certainty) |
| notice(noun, information, knowledge, sign, report) |
| notification(noun, order, information, knowledge, sign) |
| nuts and bolts(noun, expression, idiom, case, detail) |