3
perniciousness
3
tumour
3
unhealthiness(noun, unhealthiness)
2
balefulness
2
bane(noun, evil, malevolence, toxin, scourge)
2
blight(evil, toxin, scourge, cancer, venom)
2
boil(evil, disease, scourge, cancer)
2
cattiness(noun, malevolence)
2
corruption(evil, disease, toxin, scourge, cancer)
2
cruel-heartedness(noun, quality, cruelty, atrocity, inhumanity)
2
despite
2
despitefulness(noun, desire, evil, scorn, attitude)
2
destructiveness
2
dislike(noun, hatred, hate, hostility, bitterness)
2
hostility(noun, dislike, hatred, hate, animosity)
2
injuriousness
2
loathing(noun, scorn, dislike, hatred, hate)
2
resentment(noun, dislike, bitterness, malice, complaint)
2
sickness(noun, corruption, unhealthiness)
2
virulency
10 years ago|5.4k views|share |citing 
APASmart Define. (2016). malignancy thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/malignancy/thesaurus/synonyms
ChicagoSmart Define. 2016. "malignancy thesaurus" https://smartdefine.org/malignancy/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, malignancy thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/malignancy/thesaurus/synonyms>.
MLASmart Define. "malignancy thesaurus" 24 March 2016. Web. 21 September 2026. <https://smartdefine.org/malignancy/thesaurus/synonyms>