rubble vs trash

rubble and trash both are nouns.

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

As nouns, trash is a hypernym of rubble; that is, trash is a word with a broader meaning than rubble:

Other hypernyms of rubble include rubbish, scrap.

rubble (noun)	trash (noun)
the remains of something that has been destroyed or broken up	an amphetamine derivative (trade name Methedrine) used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressant
	nonsensical talk or writing
	worthless people
	worthless material that is to be disposed of

rubble (verb)	trash (verb)
	express a totally negative opinion of
	dispose of (something useless or old)