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Showing results for Achilles' heel. Search instead for schillerhauses.
Definitions

Achilles' heel

NOUN
vulnerability
Synonyms
WEAK
chink in the armor deficiency frailty soft underbelly susceptibility weakness
Achilles heel
NOUN
vulnerable point
Synonyms
WEAK
chink in the armor damaging weakness defect failing flaw foible frailty heel of Achilles susceptibility tender spot vulnerability weak link weak spot weakness

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Europe’s exposure to spot prices for liquefied natural gas is its Achilles’ heel.

From The Wall Street Journal • Mar. 11, 2026

As he notes, "this same virtue had become their experimental Achilles' heel: how do you "read" or "detect" a property that doesn't reside at any specific point?"

From Science Daily • Feb. 16, 2026

But Gauff's serve is her Achilles' heel and she double-faulted twice in her opening service game to gift the 24-year-old Baptiste the break back.

From Barron's • Jan. 23, 2026

Also, European investors’ accumulation of U.S. assets over the past 15 years is not necessarily “the Achilles’ heel of the dollar,” in their view.

From MarketWatch • Jan. 20, 2026

Armed with 2,400 years' worth of extra mathematics, it is not hard for us to go back and find Zeno’s Achilles’ heel.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife