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Aghast is an English adjective used to describe someone who is suddenly filled with strong feelings of shock and worry — often to the point of being momentarily speechless or frozen.
Unlike the milder word surprised, aghast suggests a much stronger, more distressing reaction, usually to something upsetting, horrifying or deeply unexpected.
Aghast is a formal, mainly literary adjective meaning suddenly filled with strong feelings of shock and worry.
Aghast: /əˈɡɑːst/
Someone who is aghast is overwhelmed by shock, horror or dismay, often in response to something disturbing, tragic or shocking. The reaction is usually strong enough to show on the person's face or in their behaviour.
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Aghast traces back to the Middle English verb gasten, meaning "to frighten," which itself comes from gast, an old spelling of the word "ghost."
According to Merriam-Webster, this means that, quite literally, someone who is aghast looks as though they have just seen a ghost. The modern gh spelling became common from around the 17th century, influenced by the spelling of "ghost" itself.
Aghast is fairly formal and literary in tone. It appears often in news writing, narrative fiction and dramatic storytelling to describe strong reactions of shock or horror, and is less common in casual, everyday speech than words like shocked or surprised.
These two words are close in meaning, but aghast is generally stronger and more dramatic.
| Shocked | Aghast |
|---|---|
| A general, everyday word for surprise or disbelief. | A stronger, more formal word suggesting horror mixed with disbelief. |
| Can describe mild to strong reactions. | Usually describes an intense, visible reaction — often to something distressing. |
| Common in everyday conversation. | More common in writing, news reports and storytelling. |
Aghast is a powerful, formal word for describing intense shock or horror, especially in writing. Its ghostly origins give it a slightly dramatic flavour that makes it especially useful in storytelling, news reporting and descriptive writing.
Learning strong reaction words like aghast, alongside their synonyms and antonyms, will help you describe emotional responses with more precision and impact in English.
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