素そ懐かい

noun

cherished hope; long-held wish

Literary and somewhat old-fashioned; refers to a deeply held personal aspiration or desire, often one nurtured over a long time.

• 彼かれは若わかい頃ころからの素そ懐かいを遂とげて、画が家かになった。

  He fulfilled his long-cherished dream from his youth and became a painter.