| A | B |
| poly (root) | many |
| Polygamy | condition of having more than one spouse at the same time (n) |
| Polygon | figure with three or more sides (n) |
| Polysacchride | a carbonhydrate containing three monosaccharide units per molecule (n) |
| Polysyllabic | consisting of multiple syllables (adj) |
| Polytheism | belief in more than one god (n) |
| pro (root) | forward, before, for, forth |
| Proclivity | slope forward; an inclination toward something (n) |
| Procrastinate | to push forward until tomorrow (v) |
| Profusion | a pouring forth; abundance (n) |
| Proponent | one who argues in favor of something; an advocate (n) |
| Provision | seeing beforehand; preparation for the future (n) |