50 entries under outdated topic. ×

6
stale(adjective, original, out, old, inexperienced)
5
crumbling(last, original, deterioration, past, venerable)
5
moth-eaten(original, deterioration, old, gray, uncleanness)
4
decayed(verb, adjective, last, original, deterioration)
4
obsolete(adjective, last, original, old, venerable)
4
old(adjective, last, past, gray, venerable)
2
antiquated(adjective, original, old, gray, venerable)
2
antique(adjective, original, old, gray, venerable)
2
archaic(last, original, old, past, venerable)
2
dated(last, original, past, venerable)
2
done(last, original, deterioration, past, venerable)
2
olden(adjective, original, old, past, primitive)
2
outmoded(last, original, old, venerable)
1
aboriginal(last, original, past, primitive, venerable)
1
age-old(original, old, gray, venerable)
1
antediluvian(original, old, gray, venerable)
1
bygone(last, original, old, venerable)
1
cast-off(last, original, past, primitive, venerable)
1
demode(last, original, past, primitive, venerable)
1
early(last, original, old, venerable)
<123>
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APASmart Define. (2015). rusty thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/rusty/thesaurus/synonyms
ChicagoSmart Define. 2015. "rusty thesaurus" https://smartdefine.org/rusty/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, rusty thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/rusty/thesaurus/synonyms>.
MLASmart Define. "rusty thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/rusty/thesaurus/synonyms>