| Elektro- | electro- |
| elektro- | electro- |
| Elektro-Auto | electric |
| Elektron | electron electrum |
| Elektor | elector |
| Elektion | election |
| Elektrode | electrode |
| Plektron | plectrum |
| Elektrolyt | electrolyte |
| Elektronik | electronics electronic circuit |
| Selektion | screening selection |
| Selektor | selector |
| elektrogen | elektrogenic |
| Alekto | Alecto |
| Alektryon | Alectryon |
| Lektion | lesson |
| Lektor | lector reader lecturer literary editor |
| Plektrum | plectrum |
| hekto- | hecto- |
| Hekto- | hecto- |