| Latin Root | Meaning | |
| 1 | Arbor | Tree |
| 2 | arvi | Field |
| 3 | carni | Meat or flesh |
| 4 | Cepha or cephal | Head |
| 5 | cervus | Deer |
| 6 | chiro | Hand |
| 7 | cide | Kill (homicide) |
| 8 | circa | About |
| 9 | copr | dung |
| 10 | dactyl | Finger or toe |
| 11 | dia | across |
| 12 | Dies (as in circadian) | Day, 24 hours |
| 13 | don or dont | tooth |
| 14 | ecto | External |
| 15 | endo | Within |
| 16 | epi | on |
| 17 | eu | True |
| 18 | fugis | To flee |
| 19 | hemi | half |
| 20 | Hetero | different |
| 21 | homo | Alike (or man as in Homo sapiens) |
| 22 | idae | From the family of |
| 23 | lucis | light |
| 24 | mamma | Breast |
| 25 | micro | small |
| 26 | morph | Shape or form |
| 27 | myos | Mouse |
| 28 | noctu | Night, moon or owl |
| 29 | omni | all |
| 30 | otos | Ear |
| 31 | pseud | FALSE |
| 32 | pteron | Wing |
| 33 | rufa | Reddish |
| 34 | skia (from sciuridae) | shadow |
| 35 | sylvi | Woods |
| 36 | vesper | Evening |
| 37 | vora | eat |
| 38 | trema | hole |
| 39 | ungul | hoof or claw |
| 40 | con | dust or ashes |
| 41 | cetus | large sea creature |
| 42 | lept | small |
| 43 | melan | black |
| 44 | lact | milk |
| 45 | pinn | feather |