Explanation:

- Option 1: Embodiment is spelled correctly. It means a tangible or visible form of an idea, quality, or feeling.

- Option 2: Cancellation is also spelled correctly. It refers to the act of deciding that an organized event will not happen.

- Option 3: Incriminating is correct. It describes something (such as evidence) that makes someone seem guilty of a crime or wrongdoing.

- Option 4: Unpretensious is incorrectly spelled. The correct spelling is "unpretentious," meaning not attempting to impress others by pretending to have greater importance or merit.