7
old-fashioned(adjective, dull, warm, new, old)
6
archaic(adjective, new)
6
bad(adjective, rank, foul, disagreeable, sour)
6
dated(adjective, new)
6
high(adjective, bad, rank, foul, disagreeable)
6
mildewy(adjective, stale, rotten, musty, stinking)
6
noisome(adjective, hard, rank, foul, disagreeable)
6
outdated(adjective, new)
6
standpat
6
vintage(adjective, new, antique, old-time, oldfangled)
5
foetid
5
mildewed(adjective, uncleanness)
5
old(adjective, dull, hard, new, sour)
5
outmoded(adjective, new)
5
smelly(adjective, hard, warm, rank, foul)
5
unprogressive
4
antique(adjective, new)
4
conservative
4
damp(adjective, stale, rotten, chilly, stinking)
4
decayed(verb, adjective, bad, hard, foul)
11 years ago|13k views|share |citing 
APASmart Define. (2015). fusty thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/fusty/thesaurus/synonyms
ChicagoSmart Define. 2015. "fusty thesaurus" https://smartdefine.org/fusty/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, fusty thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/fusty/thesaurus/synonyms>.
MLASmart Define. "fusty thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/fusty/thesaurus/synonyms>