85 entries under decayed topic. ×

4
stenchy(adjective, hard, old, sour, rotten)
3
crumbling(corrupt, disgusting, original, outdated)
3
corrupt(verb, adjective, disgusting, rotten, tarnish)
3
decomposed(adjective, bad, corrupt, foul, disgusting)
3
noxious(adjective, rank, corrupt, foul, disgusting)
3
parched(adjective, hard, dry, bare, old)
3
past(adjective, hard, last, original, old)
3
polluted(adjective, rank, foul, disgusting, disagreeable)
3
repetitious(adjective, dull, hard, flat, stupid)
3
zestless(adjective, hard, old, sour, musty)
2
bent(adjective, hard, old, sour, musty)
2
dried(adjective, hard, old, sour, musty)
2
gone off(expression, adjective, hard, old, sour)
2
gross(adjective, corrupt, foul, disgusting, rotten)
2
loathsome(adjective, rank, foul, disgusting, disagreeable)
2
loud(adjective, strong, offensive, sweet, corrupt)
2
out-of-date(adjective, hard, flat, ordinary, dry)
1
cliché-ridden(adjective, dull, hard, standard, old)
1
like a dinosaur(expression, adjective, idiom, hard, old)
0
infested(adjective, bad, foul, stinking)
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APASmart Define. (2015). stale thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/stale/thesaurus/synonyms
ChicagoSmart Define. 2015. "stale thesaurus" https://smartdefine.org/stale/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, stale thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/stale/thesaurus/synonyms>.
MLASmart Define. "stale thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/stale/thesaurus/synonyms>