What does "bordure" mean?

A contrasting border around a shield.

What is a synonym for "bordure"?

Common synonyms include: achievement, annulet, armory, arms, azure, bandeau.

/ˈboɹ.d͡ʒɚ/ noun

noun ·Uncommon ·College level

Noun

A collateral form of, and thus a doublet of border (from Middle English bordure).