noun
free and independent; unfettered independence
A literary yojijukugo expressing complete freedom and self-reliance, free from any external constraints. Rare in modern everyday language.
彼は不羈独立の精神で新しい事業を始めた。
He started a new business with a spirit of unfettered independence.
A yojijukugo combining 不羈 (unrestrained, unfettered) and 独立 (independence). The exact historical derivation is uncertain, but it is a literary compound expressing the ideal of complete personal freedom.