Meaning & use
firmness
The quality of being solid, stable, or resistant to pressure or change.
See it in a sentence
The mattress offered enough firmness to support her back without feeling too hard.
He spoke with quiet firmness, making clear that the decision would not change.
A note on using this word
Firmness applies both to physical objects, like a mattress, and to a person's manner, such as speaking with firmness.
Words with a similar meaning
stabilityresolve
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Words with an opposite meaning
softnessflexibility
Make it your own
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