Ostófluid

Ostófluid is a ostógender that is fluid between different ostógenders. An ostófluid individual can be fluid between all ostógenders or only a few. This gender was made with skeletonkins in mind but anyone can use this gender. Ostófluid is also similar to ghostfluid and librafluid.

Etymology
The prefix "ostó" comes from the Greek word "οστό" meaning "bone".

Flag
The both flags were all designed by wiki user Ellipsist on November 11, 2020. The pink, yellow, and blue block gradient is inspired by the colors usually associated with girls/woman/females/femininity, nonbinaries/neutrality, and boys/men/males/masculinity and the white-gray block gradient is inspired by the color of bones.