8 entries under malignant topic. ×

5
destructive(adjective, injurious, devastating, destroying)
3
harmful(adjective, injurious, damaging, deadly, fatal)
3
mortal(adjective, harmful, injurious, damaging, deadly)
2
carcinogenic
2
carcinomatous
2
tumorous
0
diseased(adjective, spreading)
0
oncogenic
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APASmart Define. (2015). cancerous thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/cancerous/thesaurus/synonyms
ChicagoSmart Define. 2015. "cancerous thesaurus" https://smartdefine.org/cancerous/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, cancerous thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/cancerous/thesaurus/synonyms>.
MLASmart Define. "cancerous thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/cancerous/thesaurus/synonyms>