Rivage vs. côte vs. bord vs. littoral

In French, the words 'rivage', 'côte', 'bord', and 'littoral' all refer to areas where land meets water, such as seas or lakes. While they can be used interchangeably to a certain extent, each word has its own specific nuances and contexts in which it is more appropriately applied.

Rivage

Generally refers to the shoreline itself, emphasizing the line where land meets water, often used in a poetic or literary context.
Nous avons marché le long du rivage en écoutant les vagues.
(We walked along the shore listening to the waves.)
Le rivage était jonché de coquillages après la tempête.
(The shoreline was littered with shells after the storm.)

Côte

Refers to a coast, including its beaches, cliffs, and immediate hinterland; often emphasizes the larger geographic entity rather than just the edge.
La Côte d'Azur attire des touristes du monde entier.
(The French Riviera attracts tourists from all over the world.)
Les côtes rocheuses de la Bretagne sont impressionnantes.
(The rocky coasts of Brittany are impressive.)

Bord

'Bord' can refer to an edge or boundary in a broader sense, but when related to water bodies, it suggests the immediate edge or bank.
Les enfants jouent au bord du lac.
(The children are playing at the edge of the lake.)
Elle s'est assise au bord de la rivière pour réfléchir.
(She sat by the riverbank to reflect.)

Littoral

Refers to the coastal region or zone, particularly in legal, administrative and environmental contexts.
Le littoral méditerranéen est soumis à une forte érosion.
(The Mediterranean coastline is subject to strong erosion.)
Des lois spécifiques réglementent la construction sur le littoral.
(Specific laws regulate construction on the coastal areas.)

Summary

While 'rivage', 'côte', 'bord', and 'littoral' can all describe places where land meets body of water, their meanings differ in nuance. 'Rivage' focuses on the shoreline; 'côte' refers more broadly to an expanse of coastline including its geological features; 'bord' indicates a very specific edge or bank of a body of water; and 'littoral' encompasses coastal regions with implications for law and ecology. Understanding these differences helps in choosing the appropriate term depending on the geographical, legal or descriptive context.