Informal:
* Roade (archaic or regional variation)
* Rd. (abbreviation)
* Street (often used interchangeably)
* Highway (for a major road)
* Way (more general term for a path or route)
Creative/Figurative:
* Path (emphasizing a journey)
* Track (for a specific route)
* Route (formal, emphasizes direction)
* Trail (for a rough or unpaved path)
* Avenue (for a wide, tree-lined road)
Foreign languages:
* Straße (German)
* Rue (French)
* Calle (Spanish)
* Strada (Italian)
The best way to spell "road" depends on the specific situation and your desired level of formality.