| out in front(expression, idiom, precession) |
| outstanding |
| pilot(noun, advance, start, top, point) |
| pioneer(adjective, head, beginning, opening, original) |
| pleased |
| precedence(noun, advance, start, top, point) |
| precociously |
| predominance(noun, power, lead, advantage, perfection) |
| predomination(noun, power, lead, advantage, perfection) |
| premier(adjective, head, beginning, opening, original) |
| previous to |
| primacy(noun, advance, start, top, point) |
| primary(adjective, head, beginning, opening, original) |
| prime(adjective, head, beginning, opening, original) |
| primeval(adjective, head, beginning, opening, original) |
| primitive(adjective, head, beginning, opening, original) |
| primogenial(adjective, head, beginning, opening, original) |
| primordial(adjective, head, beginning, opening, original) |
| principal(noun, adjective, advance, start, top) |
| pristine(adjective, head, beginning, opening, original) |