Synonyms|605Antonyms|228|Broader|4Narrower|1Related|1.4k

55 entries under flat topic. ×

29
dull(adjective, quiet, colour, severe)
10
ashen(adjective, dull, soft, obscure, lead)
9
dingy(adjective, dull, soft, obscure, lead)
9
lifeless(adjective, dull, soft, obscure)
8
boring(adjective, dull, lifeless, dreary)
8
somber(adjective, dull, quiet, soft, severe)
7
drab(adjective, dull, soft, obscure, lead)
6
cloudy(adjective, dull, soft, obscure)
6
dismal(dull, soft, dark, cold)
6
mousy(adjective, dull, soft, obscure, lead)
6
overcast(adjective, dull, soft, obscure)
5
dim(adjective, dull, soft, obscure)
5
dry(adjective, dull, boring, lifeless)
4
muddy(adjective, dull, soft, obscure)
4
sombre(adjective, dull, dark, boring)
3
ho-hum(adjective, dull, boring, lifeless)
3
muted(adjective, dull, quiet, soft, severe)
2
blah(adjective, dull, weak, easy)
2
cold(adjective, soft, severe, obscure)
2
colorless(adjective, dull, soft, obscure)
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APASmart Define. (2015). leaden thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/leaden/thesaurus/synonyms
ChicagoSmart Define. 2015. "leaden thesaurus" https://smartdefine.org/leaden/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, leaden thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/leaden/thesaurus/synonyms>.
MLASmart Define. "leaden thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/leaden/thesaurus/synonyms>