carcinogenic

US /ˌkɑːr.sən.oʊˈdʒen.ɪk/
UK /ˌkɑːr.sən.oʊˈdʒen.ɪk/
"carcinogenic" picture
1.

having the potential to cause cancer

:
Asbestos is a known carcinogenic substance.
Smoking is highly carcinogenic.