This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. A television programme/program or movie presented as if it were a documentary but that is not factual and often a parody or satire.

"A fresh, ironic take on the insanity of suicide bombing but also the reality of a fractured society and the frustration of disconnected people ... in mockumentary format."

false documentary    fictional documentary