as in mystery
something hard to understand or explain how Thomas Jefferson could be both a slaveholder and a champion of liberty remains an enigma

Synonyms & Similar Words

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How does the noun enigma differ from other similar words?

Some common synonyms of enigma are mystery, problem, puzzle, and riddle. While all these words mean "something which baffles or perplexes," enigma applies to utterance or behavior that is very difficult to interpret.

his suicide remains an enigma

When would mystery be a good substitute for enigma?

The words mystery and enigma can be used in similar contexts, but mystery applies to what cannot be fully understood by reason or less strictly to whatever resists or defies explanation.

the mystery of the stone monoliths

When is it sensible to use problem instead of enigma?

In some situations, the words problem and enigma are roughly equivalent. However, problem applies to a question or difficulty calling for a solution or causing concern.

problems created by high technology

Where would puzzle be a reasonable alternative to enigma?

The words puzzle and enigma are synonyms, but do differ in nuance. Specifically, puzzle applies to an enigma or problem that challenges ingenuity for its solution.

the thief's motives were a puzzle for the police

When is riddle a more appropriate choice than enigma?

The meanings of riddle and enigma largely overlap; however, riddle suggests an enigma or problem involving paradox or apparent contradiction.

the riddle of the reclusive pop star

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of enigma The Andromeda Galaxy's family of dwarfs are an enigma. Keith Cooper, Space.com, 22 Apr. 2025 An underused Baranski delivers her usual dazzle as Victoria, and Kidman once again commits fully to the steely Russian enigma known as Masha. Kristen Baldwin, EW.com, 19 May 2025 The character is an enigma, the focus of one of the series’ biggest mysteries. Ben Rosenstock, Vulture, 11 Apr. 2025 The complaint in federal court in the District of Columbia, initially public but now under seal, accused Mr. Puech of failing to honor the sale, adding fresh intrigue to the enduring enigma of his wealth and offering a glimpse into the luxury ambitions of Qatar’s monarchy. Ephrat Livni, New York Times, 9 Apr. 2025 See All Example Sentences for enigma
Recent Examples of Synonyms for enigma
mystery
Noun
  • Fan speculation has centered on Kendrick Lamar or Jay-Z being the mystery man.
    Andre Gee, Rolling Stone, 29 May 2025
  • Read more: The 100 Best Mystery and Thriller Books of All Time Another lingering mystery in Dept. Q is the identity of Sam Haig, a journalist with whom Merritt was romantically involved.
    Barry Levitt, Time, 29 May 2025

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Cite this Entry

“Enigma.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/enigma. Accessed 10 Jun. 2025.

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