The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
(first | last) View (previous 20 | next 20) (20 | 50 | 100 | 250 | 500)- Singender System (8 members)
- Slang (3 members)
- Sochrosiale (2 members)
- Sociagender (19 members)
- Sodayic (1 member)
- Solarian Attraction (1 member)
- Soporine Genders (20 members)
- Space genders (1 member)
- Spacegender (1 member)
- Spectrum (8 members)
- Spinigender (5 members)
- Spiritphonegender (1 member)
- Star Wars Force Gender System (1 member)
- Starwarsgender (4 members)
- Stellate Orientation System (5 members)
- Stellian (1 member)
- Stimmic (4 members)
- Strayt (1 member)
- Strigigender (1 member)
- Stubs (134 members)