Demiagender is a non-binary gender in which one is partially, but not fully, agender. A demiagender person typically feels like their gender is partially agender and partially another gender, which is usually, but not always, a non-masculine and non-feminine gender. For example, a demiagender person might be partially agender and partially aporagender.
The feminine version of demiagender is demigirl, the masculine version is demiboy, the non-binary version is deminonbinary and the neutral verson is demineutrois.