Caucasian race vs Caucasoid race

Caucasian race and Caucasoid race both are nouns.

Word	Noun	Adjective	Verb	Adverb
Caucasian race	Yes	No	No	No
Caucasoid race	Yes	No	No	No

As nouns, Caucasian race and Caucasoid race are synonyms defined as:

Other synonyms of Caucasian race include White people, White race.

Caucasian race (noun)	Caucasoid race (noun)
a light-skinned race	a light-skinned race