Synonyms can include puzzling, mysterious, or unfathomable.
enigmatic = mysterious, puzzling, hard to understandShe smiled that enigmatic smile again
difficult to understand; enigmatic
The old man gave the young girl a creepy, enigmatic smile.
Mysterious.
The teacher's enigmatic grading system often left me with a headache that made it even more arduous for me to focus in his/her class.
ENERGIZED ENTRANCES ENTHROPHY ENIGMATIC
Straightforward, apparent, clear, known, obvious, plain
Enigmatic. Holy
excellent. enchanted. ellegant. :) <3 :)
unclear, obscure, vague, dubious, enigmatic, indefinite, inconclusive, indeterminate
enigmatic writing/cryptic writing /coded writing
More literary forms of the word *vague* may include these synonyms: ambiguous, amorphous, enigmatic, equivocal.