noun
long-held desire; cherished hope; lifelong wish
Archaic noun for a deeply held personal wish or aspiration, often one nurtured over many years. Rare in modern Japanese; encountered mainly in historical or literary contexts.
彼は素願を遂げるために旅立った。
He set out on a journey to fulfill his lifelong wish.
古文書には、作者の素願が記されていた。
The ancient document recorded the author's cherished hope.