orgile
Are you referring to narcissism.
A person who pretends to be what they are not is typically referred to as an impostor or a fraud.
Pretends to be ill is when a person is acting as if he/she is ill but actually the person is not ill.
imposter
Innocent
An individual who pretends to be knowledgeable in order to deceive is known as a charlatan. One who pretends to be knowledgeable or clever in general can be called a wiseacre.
pretentious person
In Correct Terminology, A Cracker. Hope i helped W3z
They would be a hypocrite.
The choose your own adventure series of books can be written in any viewpoint, first, second, or third. First person pretends that you are the main character in the story. Second person pretends that you are Third person pretends that you are god, and have control over the characters in the story.
Humble
A person who pretends to be sick or exaggerates illnesses or pains.