How to Use "enigma" with Example Sentences

1. Even among his closest followers , mr mbeki remains an enigma .
2. Spider-monkey violence is still a bit of an enigma .
3. Not only have your discoveries resolved a major enigma in immunology , they have offered new hope for mankind in its combat against infections , cancer , and inflammatory diseases .
4. Whichever way you look at the eocene enigma , it is bad news for life on earth .
5. Adam smith ( 1723-90 ) is a mystery in a puzzle wrapped in an enigma .