Imperigender

 is a gender in which one is genderfluid and one's current gender can be, at least somewhat, controlled by the oneself.

Definitions

 * a fluid gender that can be controlled by its owner. - beyond-mogai-pride-flags, 2018

History
Imperigender was coined by Mod Kau of beyond-mogai-pride-flags, also known as acro-pluris, on Tumblr on June 4th, 2018. The flag was coined in the same post.