Fake is a term used to describe or imply that something is not real or that it is false.
Examples and applications include:
A film or play may show fictional events, actors typically show fake emotions, and fake objects (e.g., props) and fake houses (movie sets) are used
Novels create made-up characters and settings to catch a reader's attention.
Fictional examples used as case studies in law, medicine, etc.
An insult used to describe a person who lies, pretends to be something they are not (e.g., a poseur), does not have an opinion of their own or pretends to like things he or she does not.
A forgery (a false document or picture)
A counterfeit (of an object)
A decoy (e.g., a cannon-shaped object made of wood which is designed to fool the enemy)
When a singer lip synchs to a recording during a purportedly live concert
A charlatan (a person who falsely purports to be a doctor)
Cover story (active cover-up), untrue explanation for a situation or untrue reason for an action, to hide what is really going on or is the real motive. It may involve real actions and objects related to the story to make it plausible.