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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

This leads the muscles to weaken and stiffen over time and ultimately impacts how you walk, talk, eat and breathe.

From BBC • Dec. 4, 2025

Redick looked as if he might stiffen under the postseason spotlight, the rookie coach uncharacteristically a man of few words and no smiles in his pregame news conference.

From Los Angeles Times • Apr. 20, 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