detritus vs rubble

detritus and rubble both are nouns.

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

As nouns, detritus and rubble are synonyms defined as:

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

Other synonyms of detritus include debris, dust, junk.

detritus (noun)	rubble (noun)
the remains of something that has been destroyed or broken up	the remains of something that has been destroyed or broken up
loose material (stone fragments and silt etc) that is worn away from rocks