dust vs rubble

dust and rubble both are nouns.

Word	Noun	Adjective	Verb	Adverb
dust	Yes	No	Yes	No
rubble	Yes	No	No	No

As nouns, dust and rubble are synonyms defined as:

dust and rubble: the remains of something that has been destroyed or broken up

Other synonyms of dust include debris, detritus, junk.

dust (noun)	rubble (noun)
fine powdery material such as dry earth or pollen that can be blown about in the air	the remains of something that has been destroyed or broken up
the remains of something that has been destroyed or broken up
free microscopic particles of solid material

dust (verb)	rubble (verb)
remove the dust from
distribute loosely
rub the dust over a surface so as to blur the outlines of a shape
cover with a light dusting of a substance