既き知ち

noun which may take the genitive case particle 'no', noun

known; already known; established

Refers to something that is already known or established, often in contrast to 未知 (unknown). Commonly used in technical or formal contexts.

Antonyms: 未知

• 既き知ちの事じ実じつに基もとづいて判はん断だんする。

  Judge based on known facts.

• この問もん題だいは既き知ちのバグです。

  This issue is a known bug.