In Occitan, Villemoustaussou is pronounced Vilamostausson, vilòta que se tròba between Cabardés and Menerbés / small town located between Cabardès and Minervois, between Cité and garrigues, Villemoustaussou is also the capital of the canton of the Orbiel Valley. Don’t know the origin of the name Vilamostausson / we don’t really know the origin of this toponym. There are several names attested in the 13th century such as Villam Moustouso then Villamoustausione. According to Ernest Nègre (specialist in Occitan toponymy), the name is composed of villa followed by mussitatio(n), which means “whisper” in Latin.
Another possible origin…
Villemoustaussou is surrounded by vineyards. Dedins aquel nom, avèm lo mot most / in the name Villemoustaussou, we find the word most. E lo most brave world, it is the must, lo chuc de rasim / grape juice which has not yet undergone alcoholic fermentation. Figuratively, most can be used in Occitan to talk about a humid place, especially when it is exposed to certain winds such as the Marin which blows in the Aude (which is called further west the Autan wind).
Çò segur, lo borg foguèt bastit al sègle X:
What is certain is that the town of Villemoustaussou will be built in the tenth century. Demòra encara lo castle que i demorèron los senhors de Vilamostausson / the castle of Villemoustaussou still exists, it was once the place of residence of the local lords, the Trapel and the Fresquel cross the town, atal coma lo canal del Miègjorn / as well as the Canal du Midi. End of final, with 4500 estates in Vilamostausson / 4500 inhabitants in Villemoustaussou, farewell-siatz to all Villemachois who listen to France Bleu Occitanie on 103.8.