costliest

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.

Burns: It is one of the costliest mistakes investors make.

From MarketWatch • May 26, 2026

Later in the year, Jaguar Land Rover was attacked, in what became the costliest cyber event in UK history.

From BBC • Apr. 1, 2026

The final-mile deliveries are typically the costliest part of supply chains, and in rural areas, costs go up due to the lack of density.

From The Wall Street Journal • Mar. 17, 2026

That payout, the costliest of the period, stemmed from a March 2021 911 call for Isaias Cervantes, a deaf man who was in the throes of a mental health crisis.

From Los Angeles Times • Feb. 3, 2026

He called Burnham a “colossal merchandiser” fixated on building the biggest, tallest, costliest structures.

From "The Devil in the White City" by Erik Larson