Cloudgender is a neurogender where one's gender can not be fully comprehended or understood, due to depersonalization and/or derealization. It can also be used with different suffixes to denote genders they feel connected to, such as cloudmasc or cloudfem.
Cloudgender was coined before September 4, 2015, by Tumblr user dpd-celes, possibly via mogai-lexicon.
The cloudgender flags were created on September 4th, 2015, by Pride-Flags on Deviantart (aka Tumblr user pastelmemer).
The cloudmasc and cloudfem terms were coined by user stitchy0 at an unspecified time. The flags were coined by user Clear.Skyes at an unspecified time. Both have unspecified meanings.