The context in which I want to use this word is that of someone making an effort to show off how smart they are. They are putting effort into creating a certain impression regarding their intellectual capabilities.
Self-aggrandizement is pretty close, but not quite specific enough because I am looking to specifically post out that they're primarily focusing on intelligence.
How this would be used in a case for someone describing an individual who is citing facts just to make themselves sound smarter
That person is focusing on self-[WORD].
How this might be used in a neutral case.
The health board carefully explained all their recommendations for many reasons, one of which is [WORD] so that people can have confidence on the capabilities of the board.