stiffen in a sentence

v. t.

📚 Grade Level: Grade 8, Grade 9

Definition

To become rigid or harden, often due to a change in temperature or the drying process.

The cold air began to stiffen his fingers, making it difficult to hold the pencil.
As the glue dried, it started to stiffen, securing the pieces together firmly.
He felt his muscles stiffen after sitting at the desk for too long without a break.
The tension in the room seemed to stiffen the atmosphere, making everyone feel uneasy.
When the temperature dropped, the once flexible rubber began to stiffen and lose its elasticity.
The cold air began to stiffen the branches of the trees.
As the paint dried, it started to stiffen and lose its glossy finish.
He could feel the muscles in his back stiffen after sitting for so long.
The sudden change in temperature caused the jelly to stiffen quickly.
Her resolve began to stiffen as she prepared to face the difficult conversation ahead.