| nitty-gritty(noun, law, substance, basic, basis) |
| nuts and bolts(noun, expression, idiom, substance, basis) |
| onset(noun, cause, start, beginning, opening) |
| organizing |
| outbreak(cause, start, beginning, source, origin) |
| outset(noun, cause, start, beginning, opening) |
| paint(cosmetics, greasepaint) |
| pavement |
| plan(noun, organization, concept, study, increase) |
| planning(plan, development, system, creation, assembly) |
| platform(noun, support, hold, block, back) |
| position(understanding, plan, system, belief, model) |
| postulate(noun, concept, law, regulation, understanding) |
| postulation(idea, suggestion, evidence, principle, theory) |
| prearrangement(noun, plan, resolve, arrangement, resolution) |
| premise(noun, concept, understanding, philosophy, cause) |
| presupposition(noun, idea, base, suggestion, beginning) |
| primary |
| proposition(noun, law, regulation, rule, idea) |
| purpose(noun, cause, reason, element, matter) |