noun, noun or participle which takes 'suru', transitive verb, noun which may take the genitive case particle 'no'
self-criticism
Used for critically examining one's own actions, thoughts, or work, often in a reflective or analytical context. Can be used as a noun, with する, or as a の-adjective.
彼は自分の失敗について厳しい自己批判をした。
He made a harsh self-criticism about his own mistake.
自己
A self-critical attitude leads to growth.