| Singular | Plural | Singular | Plural |
| boar | boar/boars | reindeer | reindeer/reindeers |
| buck (animal) | buck/bucks | roe | roe/roes |
| Eskimo | Eskimo/Eskimos | Sherpa | Sherpa/Sherpas |
| Karen | Karen/Karens | shrimp | shrimp/shrimps |
| mackerel | mackerel/mackerels | trout | trout/trouts |
| quail | quail/quails | whale | whale/whales |