Concegender

Concegender is a term for when one's gender is fluid or fluctuating but one can't tell exactly when their gender changes, so one has to concentrate and think hard about what gender they're in that moment (either all or most of the time).

History
The term concegender was coined by user MintystarRos81 in Gender Wiki on December 3rd, 2020.

Etyomology
The prefix of this term, "Conce-", was taken from the word "concentrate".