| Extra | perk |
| extra | additionally deliberately particularly |
| extra- | extra- |
| Extrakt | essence extract abstract gist |
| Extranet | extranet |
| Extraktion | extraction |
| Extrem | extreme |
| extrem | extreme |
| dextral | dextral |
| extern | external |
| extralegal | extralegal |
| extrasolar | extra-solar extrasolar |
| Mitra | mitre |
| Sutra | sutra |
| Ertrag | returns yield harvest proceeds |
| Petra | Peta Petra Petrina |
| Tatra | Tatra |
| Ultra | extremist |
| Sexte | sixth |
| dexter | dexter |