Formal/Elevated:
* Concord: This emphasizes agreement and mutual understanding, often in a formal context.
* Unanimity: This implies complete agreement, leaving no room for dispute.
* Consonance: This emphasizes a sense of shared values and a harmonious relationship.
* Amicable: This suggests a friendly and peaceful atmosphere, with no underlying tension or conflict.
Informal/Everyday:
* Peace: This is a broad term, but it can describe a situation where there is no conflict or discord.
* Unity: This implies a sense of togetherness and shared purpose, where disputes are not necessary.
* Tranquility: This focuses on the absence of stress and conflict, suggesting a calm and harmonious environment.
* Harmony: This is a classic choice, but it can also imply a sense of balance and agreement even in the presence of diverse viewpoints.
The best word to use will depend on the specific context and the desired emphasis.