as in mysteries
something hard to understand or explain
why he chose to sink all of his money into a failing business is a real head-scratcher
Synonyms & Similar Words
Relevance
Example Sentences
Recent Examples of Synonyms for head-scratchers
Noun
-
And all the various mysteries come to a head in the final two episodes and are wrapped up nicely.—
Erik Kain,
Forbes.com,
3 Sep. 2025 -
Let’s delve into the 11 most compelling UFO sightings across the globe – incidents with documentation, official investigation, and mysteries that have persisted for decades despite analysis.—
Atharva Gosavi,
Interesting Engineering,
3 Sep. 2025
Noun
-
Unexplained aerial phenomena, commonly branded as UFOs (Unidentified Flying Objects) and more recently as UAPs (Unidentified Aerial Phenomena), remain one of history’s most enduring enigmas.—
Atharva Gosavi,
Interesting Engineering,
3 Sep. 2025
-
These cosmic enigmas defy our everyday understanding of space and time, swallowing light and matter and pushing the laws of physics to the extreme.—
Kenna Hughes-Castleberry,
Space.com,
2 Sep. 2025
Noun
-
Each linguistic slip is a chance for Nabokovian adjectives to bloom, for Lockwood’s poetic puzzles to click into place.—
Literary Hub,
Literary Hub,
4 Sep. 2025
-
Players will visit stunning new locations, solve intricate puzzles, battle dangerous cultists, and encounter an epic new enemy in a classically thrilling Indiana Jones adventure.—
Griff Griffin,
MSNBC Newsweek,
3 Sep. 2025
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.
Cite this Entry
“Head-scratchers.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/head-scratchers. Accessed 11 Sep. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share