Royalachillean

Not to be confused with achillean The term/prefix achillean- (specifically with a dash after it, otherwise it refers to achillean) refers to three genders in the Prince, Princess, and Royal Systems related to being some form of achillean royalty. The three genders derived from achillean- are priachillean, achilleanicesse, and royalachillean.

Priachillean
Priachillean is a gender in the prince system connected to being a achillean prince; this gender is also connected to being achillean, achillean aesthetics, prince aesthetics, and non-binary boyhood.

Achilleanicesse
Achilleancesse is a gender in the princess system connected to being an achillean princess; this gender is connected to being achillean, achillean aesthetics, princess aesthetics, and non-binary girlhood.

Royalachillean
Royalachillean is a gender in the royal system connected to being achillean royalty. This gender is connected to being achillean, achillean aesthetics, royal aesthetics, and being non-binary.

History
Priachillean, achilleanicesse, and royalachillean were all coined on April 12, 2021 by Tumblr user Pupyzu, who created all of the flags at the same time.