Antonyms of adj cancerous

2 senses of cancerous

Sense 1
cancerous -- (relating to or affected with cancer; "a cancerous growth")

INDIRECT (VIA malignant) -> benign -- (not dangerous to health; not recurrent or progressive (especially of a tumor))

Sense 2
cancerous -- (like a cancer; an evil that grows and spreads; "remorse was cancerous within him"; "pornography is cancerous to the moral development of our children")

INDIRECT (VIA malign) -> benign, benignant -- (pleasant and beneficial in nature or influence; "a benign smile"; "the benign sky"; "the benign influence of pure air")

Similarity of adj cancerous

2 senses of cancerous

Sense 1
cancerous -- (relating to or affected with cancer; "a cancerous growth")
       => malignant (vs. benign) -- (dangerous to health; characterized by progressive and uncontrolled growth (especially of a tumor))

Sense 2
cancerous -- (like a cancer; an evil that grows and spreads; "remorse was cancerous within him"; "pornography is cancerous to the moral development of our children")
       => malign (vs. benign) -- (evil or harmful in nature or influence; "prompted by malign motives"; "believed in witches and malign spirits"; "gave him a malign look"; "a malign lesion")