powdery vs powdered

powdery and powdered both are adjectives.

Word	Noun	Adjective	Verb	Adverb
powdery	No	Yes	No	No
powdered	No	Yes	No	No

As adjectives, powdery and powdered are synonyms defined as:

Other synonyms of powdery include fine-grained, pulverised, pulverized, small-grained.

powdery (adjective)	powdered (adjective)
consisting of fine particles	consisting of fine particles
as if dulled in color with a sprinkling of powder