General synonyms:
* Garbage: This is the most common synonym for trash.
* Rubbish: This is another common synonym, often used in British English.
* Refuse: This is a more formal synonym.
* Waste: This is a more general term that can refer to anything that is discarded.
* Junk: This word emphasizes the uselessness of the discarded items.
* Litter: This refers to trash that is scattered around.
* Debris: This word is used to describe broken or discarded pieces of something larger.
Informal synonyms:
* Crap: This is a slang term for trash.
* Junk: This word can also be used informally to mean trash.
* Garbage: This word can also be used informally.
More specific synonyms:
* Scrap: This refers to small pieces of discarded material.
* Shred: This refers to small pieces of paper that have been shredded.
* Leftovers: This refers to food that is left over after a meal.
* Deadweight: This refers to anything that is useless and burdensome.
The best synonym to use will depend on the context of your writing or speech.