From Longman Dictionary of Contemporary Englishconstancycon‧stan‧cy /ˈkɒnstənsi $ ˈkɑːn-/AWL noun [uncountable] formal1SAMEthe quality of staying the same even though other things changeconstancy ofconstancy of temperature2FAITHFULloyalty and faithfulness to a particular personSYN devotionExamples from the Corpusconstancy• A parenting network can create a constancy of love one person can not generate.• It will be a long, slow and tedious process requiring patience and constancy of purpose.• As a woman who had chosen not to marry, Leapor looked for constancy primarily in relation to friendship.• Nor has this heroicconstancy been exceptional, limited to a few chosen souls.• Very few people have a career of great longevity, constancy and consistency in films.• Second, stability does not implyfixity or constancy.• As for sizeconstancy it is linked with the coordination of perceptually controlled movements.• Believing in the other person - extendingtrust - helps to create and sustainconstancy and trustworthiness.