| Term | Definition |
| antipodes | parts of the globe diametrically opposite to each other |
| arthropod | invertebrate with jointed legs |
| chiropodist | one who treats ailments of the human foot |
| dipody | verse consisting of two feet; a dimeter |
| podiatrist | chiropodist |
| podium | dais; raised platform |
| pseudopod | temporary extension of the protoplasm, as in the amoeba, to enable the organism to move and take in food |
| tripod | utensil, stool, or caldron having three legs |
| unipod | one-legged support |
| homochromatic | having the same color; monochromatic; unicolor |
| heterochromatic | having different colors |
| homogeneous | of the same kind; similar; uniform |
| heterogeneous | differing in kind; dissimilar; varied |
| homology | similarity in structure |
| heterology | dissimilarity in structure |
| homomorphic | exhibiting similarity of form |
| heteromorphic | exhibiting diversity of form |
| homonym | word that sounds like another but differs in meaning and spelling |
| heteronym | word spelled like another but different in sound and meaning |
| homocentric | having the same center; concrete |
| homophonic | having the same sound or voice |
| heteroclite (adj) | deviating from the common rule; abnormal; atypical |
| heteroclite (n) | person or thing deviating from the common rule |
| heterodox | opposed to accepted beliefs or established doctrines, especially in religion; unorthodox |
| pod | foot |