automobile driver vs race driver

automobile driver and race driver both are nouns.

Word	Noun	Adjective	Verb	Adverb
automobile driver	Yes	No	No	No
race driver	Yes	No	No	No

As nouns, automobile driver and race driver are synonyms defined as:

automobile driver and race driver: someone who drives racing cars at high speeds

Other synonyms of automobile driver include racer.

automobile driver (noun)	race driver (noun)
someone who drives racing cars at high speeds	someone who drives racing cars at high speeds