643 entries under adjective topic. ×

52
extinct(feature, state, split, quit)
39
lifeless(calm, dull, quiet, weak)
37
deceased(feature, state, split, late)
36
defunct(feature, state, split, quit)
35
gone(feature, state, present, negative)
34
departed(feature, state, split, quit)
30
dull(hard, weak, simple, flat)
24
flat(adverb, dull, quiet, hard)
24
perished(feature, state, death)
23
boring(dull, quiet, weak, simple)
23
fallen(feature, state, death)
20
annihilated(feature, state, death)
20
passed(feature, state, split, away)
20
fatal(feature, state, death, killing)
19
parted(feature, state, death)
18
inert(characteristic, moving, cold, indifferent)
17
inanimate(calm, still, lifeless, late)
17
numb(calm, cold, indifferent, still)
17
tired(dull, beat, hard, weak)
16
stale(dull, quiet, hard, weak)
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APASmart Define. (2016). dead thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/dead/thesaurus/synonyms
ChicagoSmart Define. 2016. "dead thesaurus" https://smartdefine.org/dead/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, dead thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/dead/thesaurus/synonyms>.
MLASmart Define. "dead thesaurus" 18 March 2016. Web. 22 September 2026. <https://smartdefine.org/dead/thesaurus/synonyms>