51 entries under outdated topic. ×

14
stale(adjective, dull, set, hard, flat)
13
hackneyed(adjective, dull, set, hard, moderate)
7
old(adjective, hard, last, tired, remote)
6
moth-eaten(adjective, dull, set, hard, flat)
3
antiquated(adjective, hard, last, original, tired)
2
old-fashioned(last, original, past, unsophisticated, venerable)
2
olden(adjective, original, old, past, venerable)
2
out-of-date(adjective, dull, hard, last, original)
2
traditional(adjective, last, original, past, venerable)
2
worn-out(adjective, dull, set, hard, flat)
1
aboriginal(last, original, past, venerable)
1
age-old(last, original, past, venerable)
1
antediluvian(last, original, past, venerable)
1
antique(last, original, past, venerable)
1
archaic(last, original, past, venerable)
1
bygone(last, original, past, venerable)
1
cast-off(last, original, past, venerable)
1
crumbling(last, original, past, venerable)
1
dated(last, original, past, venerable)
1
decayed(adjective, hard, last, original, old)
<123>
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APASmart Define. (2015). unoriginal thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/unoriginal/thesaurus/synonyms
ChicagoSmart Define. 2015. "unoriginal thesaurus" https://smartdefine.org/unoriginal/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, unoriginal thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/unoriginal/thesaurus/synonyms>.
MLASmart Define. "unoriginal thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/unoriginal/thesaurus/synonyms>