Words similar to mysterious

Example sentences for: mysterious

How can you use “mysterious” in a sentence? Here are some example sentences to help you improve your vocabulary:

The briefcase, by the way, was metaphoric; the money was to come from mysterious off-shore accounts.
Frank Black (well played by Lance Henriksen), the grim ex-FBI agent who can enter the minds of murderers, learns more about the past of the mysterious, influential Millennium Group--and J. Edgar Hoover's role.
Another site claims, somewhat more gently, that the "mysterious Hebrew codes" have identified Jesus as the Messiah.
The origins of lytico-bodig on Guam are still mysterious (as is the fact that, apparently, no one born after 1950 or so has been afflicted); there are many theories afloat, one of them involving the culinary use of the fruit of the cycad, a genus of fernlike shrub that is among the oldest forms of life on the planet.
A reference to it is in a book, The Artist and Craftsman (1860), which has a mysterious comment: The little half clad girlies ran off to hide themselves.