To criticize, to denigrate, to denounce, to disparage.
To litter.
Nonsense.
Refuse, waste, garbage, junk, trash.
An item, or items, of low quality.
Exceedingly bad; awful.
Used to express that what was recently said is nonsense or untrue; balderdash!, nonsense!
Used to express that something is exceedingly bad, awful, or terrible.
To talk insultingly to or about someone or something; usually one who is not present.
To purify by melting and removing slag.