Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun trade_route

2 senses of trade route

Sense 1
seaway, sea lane, ship route, trade route -- (a lane at sea that is a regularly used route for vessels)
       => lane -- (a well-defined track or path; for e.g. swimmers or lines of traffic)

Sense 2
trade route -- (a route followed by traders (usually in caravans))
       => path, route, itinerary -- (an established line of travel or access)