13
corrupt(verb, adjective, break, decline, hurt)
13
trash(noun, communication, hurt, refuse, dirty)
12
Bosh(noun, interjection)
12
deteriorate(verb, stop, break, drop, end)
12
fester(noun, verb, decline, disease, idle)
12
hooey(noun, refuse, nonsense, rubbish, drivel)
12
malarkey(noun, trash, nonsense, rubbish, untruth)
12
molder(verb, stop, break, dull, end)
12
piffle
12
turn(verb, break, decline, hurt, harm)
11
Eyewash(noun, interjection)
11
blight(noun, verb, break, decline, hurt)
11
crumble(verb, stop, break, dull, end)
11
drivel(noun, refuse, informal, talk, trash)
11
garbage(noun, nonsense, rubbish, drivel, twaddle)
11
guff(noun, nonsense, garbage, twaddle)
10
Codswallop(noun, interjection)
10
claptrap(noun, trash, nonsense, rubbish, bull)
10
corruption(noun, wrong, evil, disease, harm)
10
decline(noun, verb, stop, break, end)
10 years ago|18k views|share |citing 
APASmart Define. (2016). rot thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/rot/thesaurus/synonyms
ChicagoSmart Define. 2016. "rot thesaurus" https://smartdefine.org/rot/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, rot thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/rot/thesaurus/synonyms>.
MLASmart Define. "rot thesaurus" 29 March 2016. Web. 21 September 2026. <https://smartdefine.org/rot/thesaurus/synonyms>