| Masculine Gender | Feminine Gender |
| Brother | Sister |
| Buck | Doe |
| Buck-rabbit | Doe-rabbit |
| Bull / Ox | Cow |
| Bull-calf | Cow-calf |
| Bull-elephant | Bull-cow |
| Bullock | Heifer |
| Cecil | Cecilia |
| Charles | Charlotte |
| Christian | Christina |
| Clarence | Clara |
| Cock | Hen |
| Cock-sparrow | Hens-parrow |
| Colt | Filly |
| Conductor | Conductress |
| Count | Countess |
| Czar | Czarina |