沿道

1. Origins, structure, and basic meaning

• Structure: 沿道, read えんどう, denotes the area along a road.
• Basic usage: In 沿道に集まった人々が、選手たちに声援を送った。, people gathered along the road and cheered for the athletes.

2. Common pitfalls and similar expressions

• Road and roadside
  • 道路 names the road itself, while 沿道 names its surroundings along the route. 沿道の街路樹 refers to roadside trees.
• Compared with 沿線
  • 沿線 is used for areas along a route such as a railway line. 沿道 uses a road as its reference, as with the cheering locations or trees in the examples.