rodeo rider vs cowboy

rodeo rider and cowboy both are nouns.

Word	Noun	Adjective	Verb	Adverb
rodeo rider	Yes	No	No	No
cowboy	Yes	No	No	No

As nouns, rodeo rider and cowboy are synonyms defined as:

rodeo rider and cowboy: a performer who gives exhibitions of riding and roping and bulldogging

rodeo rider (noun)	cowboy (noun)
a performer who gives exhibitions of riding and roping and bulldogging	someone who is reckless or irresponsible (especially in driving vehicles)
	a performer who gives exhibitions of riding and roping and bulldogging
	a male hired hand who tends cattle and performs other duties on horseback