Achilles' heel

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.

"Banerjee's long electoral success rested on a delicate equilibrium between welfare and organisation. But the very organisation that sustained her for 15 years also became her Achilles' heel," says political scientist Bhanu Joshi.

From BBC • May 4, 2026

An inside look at the financials of both companies prior to funding rounds completed earlier this year shows their Achilles’ heel: the soaring costs needed to train new AI models.

From The Wall Street Journal • Apr. 6, 2026

President Donald Trump will want to avoid at all costs a prolonged surge in oil prices, which would become his political Achilles' heel.

From Barron's • Mar. 10, 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

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