Seraphonum

 is part of the honum system. Seraphonum is a gender that is affected by or related to being a nonhuman Seraphim. This gender is a subset of the broader term, Angelhonum.

Etymology
The prefix "Seraph-" is an abbreviated form of the word Seraphim, the suffix "-honum" is used for nonhuman genders.

Definitions

 * "A gender connected to, affected by, or otherwise related to being a nonhuman seraphim." - Admin Nico @Pupyzu, 2021

History
The term Seraphonim was coined on Apr 8 of 2021 by admin Nico on the Tumblr blog @Pupyzu.

Subset of

 * Angelhonum

Flags
In the original coining post there are two variations of the Seraphonum flag, each with a different symbol.