enigma

Day 29Level 1

ih-NIG-muh

mystery

a puzzling situation; mystery

Part of Speech: noun

Synonyms:

puzzle, riddle, bewilderment

Antonyms:

clarity, certainty, lucidity

Example Sentence:

Mr. Stark was such a low-profile businessman that even after 10 years of his death, the cause of his death is still an enigma.