constancy
Definitions
The quality of being enduring and unchanging.
Faithfulness or dependability in a person's affections or loyalties.
The state of being constant or uniform.
Examples
The constancy of his support throughout the difficult trial was truly remarkable.
Despite the changing seasons, the constancy of the mountain's silhouette remained a comforting sight.
Synonyms
steadfastness loyalty perseverance stability faithfulness consistency dedication
Antonyms
fickleness inconstancy instability changeability unreliability volatility capriciousness