| Eifer | zeal eagerness enthusiasm fervor ardor verve alacrity precipitancy rush |
| eifern | strive |
| eifernd | bigoted |
| Eiferer | bigot zealot |
| Geifer | slobber venom |
| Elfer | penalty |
| Greifer | claw |
| Reife- | maturational |
| Steifer | stiff |
| Eifersucht | jealousy |
| Kneifer | pince-nez |
| Reife | ripeness maturity adulthood |
| Reifen | tire tyre hoop bangle |
| reifen | ripen |
| Seife | soap placer |
| geifern | slaver revile |
| keifen | badger bicker complain jangle nag |
| weifen | reel |
| Genfer | genevan |
| Hafer | oat oats |