| A | B |
| biped | a creature with two feet |
| centipede | a creature with 100 feet |
| impediment | something that stands in one's way; obstacle |
| millipede | a creature with 1,000 feet |
| pedal | a lever that is moved with one's foot |
| peddler | a person who goes from door to door on foot selling |
| pedestrian | a person who walks across the street on foot |
| pedicure | a foot treatment soaking the feet and polishing toenails |
| quadruped | a four-footed creature |
| tripod | a three-footed stand often used to balance a camera |