This is the 1793rd most frequent French word.
diplomatiques
Relating to diplomacy or international relations.
Here, 'diplomatiques' is an adjective describing 'relations', meaning pertaining to diplomacy or the management of international relations.
Les relations diplomatiques entre les pays sont essentielles.
Diplomatic relations between countries are essential.
In this sentence, 'diplomatiques' describes the noun 'compétences', referring to skills or techniques of diplomacy in interpersonal or international negotiations.
Elle a utilisé ses compétences diplomatiques pour résoudre le conflit.
She used her diplomatic skills to resolve the conflict.
Here, 'diplomatique' is used as an adjective describing 'courrier', meaning related to diplomatic correspondence or communication.