1. in a way that cannot or must not be broken, violated, or dishonored
Usage: formal

Examples

• The constitution must be inviolably upheld by all citizens.
• She kept her promise inviolably, never wavering in her commitment.
• The sanctuary was considered inviolably sacred by the community.
• His principles remained inviolably intact throughout the crisis.
• The treaty was meant to be inviolably binding on both nations.
• They believed their friendship would remain inviolably strong.