la vie douce - la belle vie
La douceur de vivre.
Probably "la vie dorée" (the golden life), as there is no direct equivalent to the "sweet" life in French. "La vie en rose" (life in pink) means a happy life, not exactly the same as the sweet life.
Sweet thing = chose douce
Dolce is an Italian word meaning sweet or meek. The French word is doux / douce.
doux, douce
In French, the best word for 'sweet' (of a person) is 'gentil', which also means 'kind'. The word the crossword puzzle is looking for is a noun, not an adjective: gateau
life-vie
The French word "douceurs" translates to "sweetness" or "delicacies" in English, typically referring to sweet treats or gestures of kindness.
You would say, douceur de vivre
The French word "douce" translates to "soft" or "mild" in English. It can also mean "sweet" when referring to flavors or personalities.
The word "savory" does not really translate in French. The closest would be "salé" which means "salted". The "savory" word in opposition to "sweet" doesn't has an equivalent in French.
Puisses-tu avoir une vie douce !