| 1 | Medieval Latin | dieta | regimen, regulation; assembly; daily allowance,... |
| 2 | Latin | diaeta | diet, regimen; house, dwelling; diet, assembly |
| 3 | Ancient Greek | δίαιτα | way of living, way of life, mode of life,... |
| 4 | Ancient Greek | -μᾰ | "suffix forming a noun denoting the result of an... |
| 5 | Proto-Indo-European | -mn̥ | Creates action nouns or result nouns from verbs |