| creation(noun, cause, top, opening, source) |
| criterion(noun, law, regulation, order, rule) |
| derivation(noun, cause, source, foundation, root) |
| fount(noun, cause, supply, source, foundation) |
| issue(noun, topic) |
| keynote(noun, law, regulation, action, substance) |
| motif(noun, topic) |
| nexus(noun, action, base, beginning, answer) |
| nub(noun, quality, body, cause, start) |
| point of departure(expression, idiom, top, opening, creation) |
| problem(noun, topic) |
| proposition(noun, law, rule, idea, suggestion) |
| radical |
| right(noun, cause, reason, permit, sanction) |
| sanction(noun, action, base, permit, beginning) |
| score(substance, idea, essence, summary, tenor) |
| system(understanding, plan, position, belief, model) |
| terra firma(expression, idiom, support) |
| text(noun, topic) |
| action(noun, study, cause, reason, base) |