Synonyms|6Antonyms|13|Broader|21Narrower|27Related|83

53 entries under feature topic. ×

8
extinct(adjective, characteristic, detail, trait)
6
dead(adjective, characteristic, detail, trait)
5
gone(adjective, characteristic, detail, trait)
5
inactive(adjective, characteristic, trait)
5
passed(adjective, characteristic, detail, trait)
5
science of life(expression, science, life)
4
antique(adjective, characteristic, trait, death)
4
archaic(adjective, characteristic, trait, death)
4
biological science(expression, science, life)
4
dated(adjective, characteristic, detail, trait)
4
expired(adjective, characteristic, detail, trait)
4
lethargic(adjective, characteristic, trait)
4
lifeless(adjective, characteristic, trait, death)
4
obsolete(adjective, characteristic, detail, trait)
4
superannuated(adjective, characteristic, trait, death)
4
vanished(adjective, characteristic, trait, death)
3
annihilated(adjective, characteristic, trait, death)
3
deceased(adjective, characteristic, detail, trait)
3
demode(adjective, characteristic, trait, death)
3
ended(adjective, characteristic, detail)
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APASmart Define. (1970). extinct species thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/extinct_species/thesaurus/related
ChicagoSmart Define. 1970. "extinct species thesaurus" https://smartdefine.org/extinct_species/thesaurus/related (accessed September 29, 2026).
HarvardSmart Define 1970, extinct species thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/extinct_species/thesaurus/related>.
MLASmart Define. "extinct species thesaurus" 1 January 1970. Web. 29 September 2026. <https://smartdefine.org/extinct_species/thesaurus/related>