Angeligender is a kingender that is defined as “an angelic gender, a gender found only among angels that is difficult to describe to non angels.” Angeli- can be used as a prefix to other genders (e.g. angeliboy, angelienby). It is a term only to be used by angelkin.
History
Angeligender was coined on or before July 17, 2014 by tumblr user siirusblack. The first flag was created on the same date by Pridearchive