Synonyms:
* Route: This is a very common synonym for pathway, especially when referring to a specific course of travel.
* Track: This implies a well-defined path, often used for transportation.
* Trail: This suggests a less defined path, often found in natural areas.
* Course: This emphasizes the direction or line of movement.
* Way: This is a more general term, meaning a means of getting somewhere.
* Road: This usually implies a paved path for vehicles.
* Passage: This suggests a way through or across something.
* Lane: This implies a narrow path, often for walking or cycling.
Antonyms:
* Dead end: This is a path with no way out.
* Detour: This is a deviation from the usual path.
* Obstacle: This is something that blocks or impedes a path.
* Impasse: This is a situation where progress is impossible.
The best synonym or antonym for "pathway" will depend on the specific context.