If you enhance your first foil weapons from the BRAVE quests that only has 2 traits they will break.
[url]https://imgur.com/a/SIO4bEi[/url]
If enhanced, the traits become selectible and if you click on one of them they revert back to the non enhanced traits.
[url]https://imgur.com/a/dLnxM1k[/url]
Here the first trait (Eye of the Storm) is the regular non enhanced one and only the second trait is enhanced (Magnificent Howl).