łagodny nowotwór inglês:

The climate was benign, very pleasant and perfect for walking.

benign sky over the moors

a benign tumour

Grandma shook his head in benign amusement.

Tumours, both benign and malignant, of various kinds may occur in the lungs.

the benign influence of pure air

a benign old lady

a benign old lady, benign tumour

Evidence points to the benign power of a social...

Some are generated by happenstance, and those may be benign.