1. the state or quality of lasting or continuing for a very long time or forever

Examples

• The permanency of the ink made it impossible to erase the signature.
• She valued the permanency of their friendship over many years.
• The company sought permanency in its new location rather than temporary offices.
• The permanency of the tattoo made him reconsider getting one.
• They discussed the permanency of the changes to the constitution.
• The permanency of the damage to the building was heartbreaking.