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Definitions

stiffen

[stif-uhn] / ˈstɪf ən /


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.

She has also vowed to stiffen prison sentences and to impose a state of emergency in areas worst hit by crime.

From Barron's • Feb. 1, 2026

This involves the buildup of dense, fibrous tissue around the tumor, made up of cells and proteins that stiffen and inflame the area.

From Science Daily • Jan. 30, 2026

Calling the eradication of extortion “one of the great challenges” facing Mexico, Sheinbaum pledged to bolster enforcement, stiffen penalties and increase safeguards for anyone receiving threats.

From Los Angeles Times • Dec. 16, 2025

"This will only stiffen our resolve to ensure that we make Washington DC safe and beautiful," the Pentagon chief said.

From BBC • Nov. 26, 2025

Rowan felt Jiller's arm stiffen and saw her lift her chin while two spots of bright color began to burn in her cheeks.

From "Rowan of Rin" by Emily Rodda