traitée
Traitée is a form of the French verb traiter, most often encountered as the feminine singular past participle. As such, it functions primarily as an adjective or in compound verb forms, indicating that something has been processed, dealt with, or examined. For example, la matière traitée means the treated or processed material, and les questions traitées refer to the questions addressed or dealt with. The form agrees in gender and number with the noun it modifies.
In standard usage, the noun that designates an international agreement is trait é, masculine trait é (traité).
Etymology traces traitée to the verb traiter, which itself derives from Latin tractare. The related noun traité