constancy
noun
con·stan·cy ˈkän(t)-stən(t)-sē 
plural constancies
1
a
: steadfastness of mind under duress : fortitude
b
: fidelity, loyalty
2
: a state of being constant or unchanging
Synonyms
- changelessness
- fixedness
- immutability
- immutableness
- invariability
- stability
- steadiness
- unchangeableness
See all Synonyms & Antonyms 
Example Sentences
the constancy of the Earth's rotation the mistaken notion that there is constancy in language—words do indeed change their meanings over time
Recent Examples on the Web The president said Queen Elizabeth’s dignity and constancy deepened the strong ties between the two nations. 
USA TODAY, 16 Sep. 2022 President Biden calling it up matched dignity and constancy. ABC News, 11 Sep. 2022 Elizabeth was Britain's longest-reigning monarch and a symbol of constancy in a turbulent era that saw the decline of the British empire and upheaval in her family, including the divorce of Prince Charles and Princess Diana. Arkansas Online, 10 Sep. 2022 Elizabeth was Britain’s longest-reigning monarch and a symbol of constancy in a turbulent era that saw the decline of the British empire and disarray in her family. Danica Kirka, Jill Lawless, The Christian Science Monitor, 9 Sep. 2022 Elizabeth was Britain’s longest-reigning monarch and a symbol of constancy in a turbulent era that saw the decline of the British empire and upheaval in her family, including the messy divorce of Prince Charles and Princess Diana. Danica Kirka, Chicago Tribune, 9 Sep. 2022 Elizabeth was Britain’s longest-reigning monarch and a symbol of constancy in a turbulent era that saw the decline of the British empire and upheaval in her family, including the messy divorce of Prince Charles and Princess Diana. Danica Kirka, BostonGlobe.com, 9 Sep. 2022 All strong personal brands exhibit the following non-negotiable three Cs: clarity, consistency, and constancy. William Arruda, Forbes, 16 Aug. 2022 Rowan & Rowan’s romantic double heart ring—the ruby signifying passion and the diamond, constancy and enduring love, circa 1840. Beth Bernstein, Forbes, 1 July 2022 See More
USA TODAY, 16 Sep. 2022 President Biden calling it up matched dignity and constancy. ABC News, 11 Sep. 2022 Elizabeth was Britain's longest-reigning monarch and a symbol of constancy in a turbulent era that saw the decline of the British empire and upheaval in her family, including the divorce of Prince Charles and Princess Diana. Arkansas Online, 10 Sep. 2022 Elizabeth was Britain’s longest-reigning monarch and a symbol of constancy in a turbulent era that saw the decline of the British empire and disarray in her family. Danica Kirka, Jill Lawless, The Christian Science Monitor, 9 Sep. 2022 Elizabeth was Britain’s longest-reigning monarch and a symbol of constancy in a turbulent era that saw the decline of the British empire and upheaval in her family, including the messy divorce of Prince Charles and Princess Diana. Danica Kirka, Chicago Tribune, 9 Sep. 2022 Elizabeth was Britain’s longest-reigning monarch and a symbol of constancy in a turbulent era that saw the decline of the British empire and upheaval in her family, including the messy divorce of Prince Charles and Princess Diana. Danica Kirka, BostonGlobe.com, 9 Sep. 2022 All strong personal brands exhibit the following non-negotiable three Cs: clarity, consistency, and constancy. William Arruda, Forbes, 16 Aug. 2022 Rowan & Rowan’s romantic double heart ring—the ruby signifying passion and the diamond, constancy and enduring love, circa 1840. Beth Bernstein, Forbes, 1 July 2022 See More Word History
First Known Use
15th century, in the meaning defined at sense 1a
Kids Definition
constancy
noun
con·stan·cy ˈkän-stən-sē
: firmness and loyalty in beliefs or personal relationships
constancy
noun
1
as in stability
the state of continuing without change the mistaken notion that there is constancy in language—words do indeed change their meanings over time Synonyms & Similar Words
Relevance
- stability
- consistency
- steadiness
- fixedness
- invariability
- unchangeableness
- immutability
- changelessness
- uniformity
- permanence
- regularity
- durability
- immutableness
- sameness
- lastingness
- enduringness
Antonyms & Near Antonyms
- mutability
- changeability
- instability
- variability
- fickleness
- unpredictability
- changeableness
- variableness
- capriciousness
- volatility
- unsteadiness
- inconsistency
- irregularity
- inconsistence
- impermanence
- evanescence
- unevenness
- aperiodicity
- volatileness
- caducity
2
as in dedication
adherence to something to which one is bound by a pledge or duty soldiers serving with constancy and devotion to country Synonyms & Similar Words
- dedication
- loyalty
- fidelity
- commitment
- allegiance
- devotion
- steadfastness
- faithfulness
- fealty
- devotedness
- piety
- faith
- fastness
- adhesion
- attachment
- affection
- firmness
- dependability
- troth
- reliability
- fondness
- determination
- resolution
- trustworthiness
- trustability
- trustiness
Antonyms & Near Antonyms
- inconstancy
- treachery
- falsity
- disloyalty
- faithlessness
- perfidy
- unfaithfulness
- falseness
- infidelity
- separation
- alienation
- perfidiousness
- estrangement
- disaffection
3
as in courage
the strength of mind that enables a person to endure pain or hardship it takes determination and constancy to get through law school Synonyms & Similar Words
- courage
- fortitude
- courageousness
- endurance
- stamina
- bravery
- determination
- grit
- grittiness
- backbone
- resoluteness
- spunk
- fiber
- pluck
- purposefulness
- intestinal fortitude
- fearlessness
- tolerance
- resolution
- gallantry
- guts
- valor
- intrepidity
- stoutness
- boldness
- nerve
- forbearance
- dauntlessness
- intrepidness
- daring
- mettle
- sufferance
- spirit
- nerve
- hardihood
- audacity
- heart
- effrontery
- brass
- temerity
- doughtiness
- greatheartedness
- gall
- chutzpah
- nerviness
- hutzpah
- cheek
- hutzpa
- chutzpa
Antonyms & Near Antonyms
- vacillation
- irresolution
- timidity
- indecisiveness
- spinelessness
- cowardice
- pusillanimity
- timorousness
- faintheartedness
- irresoluteness
- cowardliness
- cravenness
- dastardliness