self-evidence

From self- +‎ evidence.

self-evidence (uncountable)

1. The quality of being self-evident.
   • 1689, John Locke, An Essay Concerning Human Understanding, IV. vii. 10:

     Any... man knows, that the whole is equal to all its parts, or any other maxim, and all from the same reason of self-evidence.

• William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “self-evidence”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.