benign
adjective uk/bɪˈnaɪn/ us/bɪˈnaɪn/
(PERSON)
慈祥的;和善的
pleasant and kind
a benign old lady 慈祥的老妇人
(DISEASE)
良性的
A benigntumour is not likely to cause death.
a benign tumour 良性肿瘤
Compare: malignant (DISEASE)