Antonyms for the phrase "flaked off" include "adhered," "stuck," "stuck on," "stuck fast," "stuck firm," "fixed," and "anchored." These words imply that something is firmly attached, making it difficult or impossible to remove. Other antonyms may include "grasped," "held on," and "clung," all of which suggest a strong grip or attachment. The opposite of flaked off might also be "coated," "covered," "layered," or "sealed," which suggest that something is fully, securely enveloped or protected. Antonyms for "flaked off" help to describe physical and material conditions that hold fast, resist breaking, and remain firmly attached.