| Extranet | extranet |
| Extrakt | essence extract abstract gist |
| Intranet | intranet |
| Extra | perk |
| extra | additionally deliberately particularly |
| Extrem | extreme |
| extrem | extreme |
| Extruder | extruder |
| Sextant | sextant |
| extinkt | extinct |
| extra- | extra- |
| tränen | tear |
| Träne | tear teardrop |
| ertragen | bear take |
| ertränken | drown |
| errant | errant |
| Exoplanet | exoplanet extrasolar planet |
| Extremste | extremity |
| Extremum | extremum |
| Extremwert | turning point extremum |