| channel(noun, water, way, course, opening) |
| canal(noun, water, course, opening, flume) |
| course(noun, water, way, trail, path) |
| conduit(noun, water, course, flume) |
| aqueduct(noun, water, course, flume) |
| flume(noun, water, course) |
| racecourse(noun, water, course, flume) |
| raceway(noun, water, course, flume) |
| waterway(noun, water, course, flume) |
| passage(noun, way, opening, trail, bank) |
| hall(noun, opening, square, bank, passage) |
| corridor(noun, way, opening, trail, bank) |
| hallway(noun, opening, bank, passage, room) |
| lane(noun, passage) |
| path(noun, way, opening, walk, square) |
| avenue(way, opening, square, trail, path) |
| entry(noun, way, opening, bank, room) |
| gallery(noun, opening, bank, room, entrance) |
| way(noun, opening, trail, path, road) |
| alley(noun, passage, corridor) |