risky

US /ˈrɪs.ki/
UK /ˈrɪs.ki/
"risky" picture
1.

危険な, リスクのある

full of the possibility of danger, failure, or loss

:
Investing in the stock market can be a risky business.
株式市場への投資は危険なビジネスになりうる。
It was a risky decision, but it paid off.
それは危険な決断だったが、報われた。