A French roast comes from the chuck/shoulder clod of beef.
I believe that is french for beef.
beef is spelled "boeuf" in French.
The words "beef" and "pork" originate from Old French. "Beef" comes from the Old French word "boef," while "pork" comes from the Old French word "porc."
The African Luhya term for the English word 'beef' is Inyama.
The phrase "I have a beef with you" originated in the old west among sheep farmers who were competing for grazing land with cattle farmers. The sheep farmers used the term with each other to refer to a conflict, which was what they had with the cattle farmers, or "beef" farmers.
boeuf
boeuf
Beef lo mein
Since you have properly spelled the term "beef curtains" in your question, it is not necessary to answer how to properly spell it. It should be pointed out, however, that beef curtains are a derogatory term for the female labium.
A beef trust is a US slang term for an overweight or obese person.
A beef stew is "un ragout de boeuf" in French.