Word.(2)

ENIGMAtic
[en-ig-mat-ik]
-adjective
1.resembling an enigma; perplexing; mysterious

Synonyms: puzzling, baffling, cryptic, ambiguous.

An enigmatic person: One whose actions are difficult to understand, or hard to predict.  usually a quiet, introverted person about whom no-one knows very much. (tip of the ice-berg, that kinda thing.. sometmes i grow tired of trying to figure out these kinds of people-but ultimately..i love them the best, because they can't be worked out..due to their enigmatic nature.)

'The only people for me are the mad ones' - Jack Kerouac.