Amity (noun)

1. Friendly relationship between nations or individuals.
2. Friendship.

Origin:

From middle english amiti, from old french amitié, from latin amicitia, from amicus ("friend"), from amare ("to lov.e")

Examples:

1. The two nations signed a treaty of amity and commerce.
2. The couple had a long-standing amity that lasted for years.
3. Amity is the foundation of any healthy relationship.
4. The amity between the two friends was unbreakable.
5. Their amity was the result of shared interests and values.