OSIN

OSIN describes genders that have the shared characteristic of being Bone-In-Nature.

Definitions

 * OSIN - bone-in-nature; used for genders connected to bones in some way - Mason, October 1st, 2021

OSIN was coined in a list, along with other Halloween-related gender natures. This mainly applies to xenogenders, and may have some crossover with HWIN (Halloween-In-Nature). It could be considered a subset of SKTIN (Skeleton-In-Nature) and UNDIN (Undead-In-Nature).

OSIN Genders

 * Bonegender
 * Osseusne
 * Femcorborian
 * Growlcanineic

For a comprehensive list, please see Category:OSIN and Category:SKTIN.