| A | B |
| oper (operate - to work) | work |
| path, pat, pass (patient - suffering) | feel, suffer |
| ped, pod (pedestrian - one who goes on foot) | foot |
| pel, puls (impel - to push) | drive, push |
| phil (philosophy - love of wisdom) | love |
| phob (phobia - irrational fear) | fear |
| phon (symphony - a sounding together) | sound |
| phot (photosynthesis - synthesis of chemical compounds in plants with the aid of light) | light |
| poly (polygon - many-sided figure) | many |
| port (import - to carry into a country) | carry |
| pot (potency - power) | power |
| post (postmortem - after death) | after |
| pre (prejudice - judgment in advance) | before, earlier than |
| press (impression - a pressing into) | press |
| prim (primal - first, original) | first |