| Subject | English | German |
| ornit. | elf owl | Elfenkauz (Glaucidium whitneyi, Micrathene whitneyi) |
| ornit. | elf owl | Kaktuskauz (Micrathene) |
| gen. | Elf Owl | Elfenkauz |
| transp., nautic. | elf trimmer | Kohlenschiff |
| transp., nautic. | elf trimmer | Kohlentransporter |
| transp., nautic. | elf trimmer | Selbsttrimmer |