Mutogender is a subcategory of genderfluid, in which one's gender changes in response to a specific situation. It can include things like one's location, the time of day, the individuals one is around, etc. It can be a gender on its own or an umbrella term.
Similar terms include aerogender, evaisgender, condigender and joygender.
History
Mutogender was coined on or before July 11, 2014 by Tumblr user [[1]] (formerly Creativeflipflop and Houisa).[1]
Flag
The flag was coined on August 28, 2015 by pastelmemer from pride-flags-for-us. The colours were chosen to resemble the genderfluid design but with warm colours to show more liveliness and social-ness.