5 entries under endangered topic. ×

8
threatened(verb, adjective, rare)
6
endangered(verb, adjective)
4
jeopardized
4
menaced
4
risked
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APASmart Define. (2015). imperiled thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/imperiled/thesaurus/synonyms
ChicagoSmart Define. 2015. "imperiled thesaurus" https://smartdefine.org/imperiled/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, imperiled thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/imperiled/thesaurus/synonyms>.
MLASmart Define. "imperiled thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/imperiled/thesaurus/synonyms>