| pop top(noun, expression, container, can, tin) |
| post(support, pillar, monument) |
| pot(noun, instrument, heart, capital, container) |
| pottery(noun, container, can, tin, flask) |
| pouch(noun, container, can, tin, flask) |
| power train(noun, expression, engine, generator) |
| prism(noun, figure, crystal) |
| prop(support, post, pillar, monument) |
| purse(noun, container, can, tin, flask) |
| pycnometer liquid density(expression, idiom, measurement) |
| pylon(support, post, pillar, monument) |
| quill |
| radar distance(expression, idiom, measurement) |
| radar gun velocity(expression, idiom, measurement) |
| radiator |
| refill(noun, pack, content, center, inside) |
| replenishment(noun, pack, content, center, inside) |
| ring wheel(expression, idiom) |
| rod(noun, bar, stick, beam, pole) |
| rolling-pin(noun, rotundity) |