firmness 8 Associations

soundness strength (generic term) unsoundness (antonym)

firmness 8 Associations

resoluteness firmness of purpose resolve resolution trait (generic term) irresoluteness (antonym)

firmness 8 Associations

hardness (generic term)

firmness 8 Associations

steadiness immovability (generic term) immovableness (generic term) unsteadiness (antonym)