Arcvasi

A gender in the Angel Choir System designed for nonhuman headmates that are of an angelic species. Arcvasi was specifically designed for the archangel type of angel, but any angelic being is free to use the term.

Etymology
Arc comes from "archangel", a type of angel

Vasi means "base" in Greek; its purpose is similar to -gender in other terms.

Flag
The main flag was designed by plural-labels and the chevron version was made by flowerfallsyndrome both on tumblr.

The flag has no known meanings.