dangerous
/ˈdān-jə-rəs/
adjective
involving possible injury, pain, harm, or loss : characterized by danger
able or likely to inflict injury or harm
a dangerous job
noun
a situation in which a person may do or say something that will have a bad result, make people angry, etc.
As the conversation turned to politics, I knew we were heading into dangerous territory.
noun
a difficult or complicated situation
We are entering into dangerous waters whenever we discuss religion in public.