Pete's relationship with his wife is somewhat mysterious and he appears reluctant to discuss their marriage.

Though essential hypertension remains somewhat mysterious, it has been linked to certain risk factors.

He appears strange and somewhat mysterious, due to the little detail revealed about him throughout the film.

The origins of the art and its first practitioner were somewhat mysterious.

Fish is not the only academic celebrity making a somewhat mysterious job switch.

Over the years, the 51-year-old actor himself has remained somewhat mysterious.

The early history of Gertrude's family is somewhat mysterious.

For another, they are much more interesting if they're kept somewhat mysterious.

They spoke a language which we cannot yet read (except for isolated words) and their origin is somewhat mysterious.

Arthur had been somewhat mysterious in his behavior for the few last days, being rather quiet and subdued.