more enigmatical

The matter becomes still more enigmatical through the fact that the gland, although present,625 is quite rudimentary.

There were endless themes to write in English; mathematics became more and more enigmatical; music more difficult.

But in Daniel we find visions far more enigmatical, and far less full of passion and poetry.

Labanoff, to-day, appeared to him more enigmatical and gloomy than ever.

And is not the monarch's character even more enigmatical than his career?