| Part of speech | common noun |
|---|---|
| Hyphenation | e·ner·gi·o |
| Singular | Plural | |
|---|---|---|
| Nominative | energio | energioj |
| Accusative | energion | energiojn |
| Albanian | energji |
|---|---|
| Catalan | energia |
| Danish | energi |
| Dutch | arbeidsvermogen; energie; spirit; veerkracht; daadkracht |
| English | energy |
| Faeroese | ágrýtni; orka |
| French | énergie |
| German | Energie |
| Hungarian | energia |
| Low German | energy |
| Luxemburgish | Energie |
| Norwegian | kraft |
| Papiamento | energia |
| Portuguese | energia |
| Saterland Frisian | Energie; Kroasje |
| Spanish | energía |
| Swedish | energi; ork |
| Turkish | güç; kuvvet |
| West Frisian | arbeidsfermogen; enerzjy |