This is the 3240th most frequent French word.
saoudite
"Saoudite" means "Saudi" (related to Saudi Arabia).
Here, 'saoudite' functions as an adjective describing the noun 'culture', relating it to Saudi Arabia.
La culture saoudite est réputée pour son hospitalité.
The Saudi culture is renowned for its hospitality.
In this case, 'saoudite' is an adjective modifying 'péninsule', specifying that the peninsula is part of Saudi Arabia.
Elle a visité la péninsule saoudite pour découvrir ses monuments historiques.
She visited the Saudi peninsula to explore its historical monuments.
Here, 'saoudite' is used as an adjective to describe 'gouvernement', relating it to Saudi Arabia or its political system.