| rock bottom(expression, law, cause, foundation, basic) |
| rudiments |
| rule(noun, concept, law, regulation, philosophy) |
| solid ground(expression, idiom) |
| spring(noun, cause, start, top, reason) |
| standard(noun, law, regulation, order, rule) |
| starting place(expression, cause, source, foundation, origin) |
| status(noun, connect, circumstance) |
| stem(drop, part, cause, material, element) |
| supposal(understanding, philosophy, plan, position, system) |
| surroundings |
| touchstone |
| ulterior motive(noun, expression, cause, consideration, justification) |
| validation(noun, reason, approval, argument, explanation) |
| view(drop, part, material, element, section) |
| ABCs(law, substance, base, effect, foundation) |
| absolution(noun, reason, approval, argument, explanation) |
| according |
| account(noun, cause, reason, base, call) |
| acquittal(noun, reason, approval, argument, explanation) |