For a geographical ridge (mountain range):
* Crête: This is the most common and general word for a ridge.
* Chaîne de montagnes: This refers to a mountain range, which can be considered a large ridge.
* Arête: This word is more specific and refers to a sharp, narrow ridge, often found in mountainous areas.
For a raised edge or a raised line on a surface:
* Crête: This word can also be used for a raised edge, such as the ridge of a roof.
* Bord: This means "edge" and can be used for a ridge on a surface.
* Rebord: This is a more formal word for a raised edge, often used in architecture.
For a raised line on a plowed field:
* Butte: This word specifically refers to a raised line of soil in a field.
For a ridge on a fingernail:
* Crête: This word can also be used for a ridge on a fingernail.
The best word to use will depend on the specific context and the type of ridge you are referring to.