| Singular | Plural | Singular | Plural |
| advice | advice | kennels | kennels |
| aircraft | aircraft | knowledge | knowledge |
| baggage | baggage | means | means |
| bison | bison | moose | moose |
| cod | cod | music | music |
| crossroads | crossroads | news | news |
| deer | deer | offspring | offspring |
| dice | dice | public | public |
| dozen | dozen | salmon | salmon |
| fish | fish** | scenery | scenery |
| furniture | furniture | series | series |
| grouse | grouse | sheep | sheep |
| gymnastics | gymnastics | species | species |
| headquarters | headquarters | staff | staff |
| information | information | swine | swine |
| ** More than one fish of the same species. Fishes are the plural of more than one species of fish. | |||