Regregender

Contributions by: Pinely

Definitions and Usage
Regregender, also known as regressigender, regressgender, or regressusgender, has multiple meanings:
 * 1) A gender only present during age regression.
 * 2) A gender felt during regression. It can be flux, fluid, or static. It may be similar or different than one's gender when not regressed.
 * Regressigender, Regressgender, or Regressusgender: A gender that is only present during age regression.
 * regregender: a gender that one feels during regression, either with age regression, or with pet regression. can be flux, fluid, or static. may be similar or different than one’s gender when non-regressed, + may be linked to another gender related to the type of regression (ex. a regregender pet cat regressor being felisgender while regressed, + another gender when not, or feeling more felisgender when regressed). - hostagender, 2020

History
It is unknown exactly when regregender was coined. The term appears on a 2017 list of terms as "a gender that's hard to differentiate/figure out due to being an age regressor."

On August 18, 2018, kalliepride coined regressigender, regressgender, and regressusgender as "a gender that is only present during age regression."

Regregender was coined a second time by Tumblr user hostagender on September 8, 2020.