bronzing powder vs bronzer

bronzing powder and bronzer both are nouns.

Word	Noun	Adjective	Verb	Adverb
bronzing powder	Yes	No	No	No
bronzer	Yes	No	No	No

As nouns, bronzing powder and bronzer are synonyms defined as:

bronzing powder and bronzer: A cosmetic powder that comes in various shades of brown, meant to create an impression of tanned skin.

bronzing powder (noun)	bronzer (noun)
A cosmetic powder that comes in various shades of brown, meant to create an impression of tanned skin.	A cosmetic powder that comes in various shades of brown, meant to create an impression of tanned skin.