29 malignant synonyms include spiteful, hostile, malevolent, malicious, malign, evil-intentioned, baleful, full of hate, vicious, and nasty. Malignant is an adjective, and its antonyms are benevolent and benign. Here are some additional synonyms for "malignant" with example sentences.
29 other ways to say malignant.
Doctors removed the malignant growth.
malignant cells can spread rapidly.
She feared the diagnosis was malignant.
The biopsy revealed a malignant tumor.