The correct French spelling for the name "Janet" is the same: "Janet." However, it is worth noting that in French-speaking contexts, the name might also be spelled as "Janette," which is a more common variation.
The correct spelling is "entrepreneur" (from the French term).
The correct spelling is from the French : camouflage(hiding through disguise).
The correct spelling is "hors d'œuvre" -- this is the French word for "appetizer."
The correct spelling is hors d'oeuvre, which is both singular and plural in French. In English, the plural is often given as hors d'oeuvres. See link.
The correct spelling, from the French, is "camouflage" (to hide or disguise).
The correct spelling is the proper noun "French."
The correct spelling of the French adverb is "anticonstitutionnellement." It means "unconstitutionally."
The correct spelling of goodbye in French is "au revoir."
The correct spelling is "mannequin" (display dummy, from the French).
The correct spelling (from the French) is "lieutenant."
The correct spelling is "entrepreneur" (from the French term).
The correct spelling for the French word for tribute is "hommage."
The correct spelling is from the French : camouflage(hiding through disguise).
The only correct plural for French is French. "Frenches", as you say, or 'Frenchies' is a derogatory slang term.
The correct spelling is limousine (from the French, a long chauffeured car).
The correct spelling (from French) is connoisseur, a knowledgeable expert, as in food.
The correct spelling of the vehicle is "limousine."