high-risk
adjective
FINANCE /ˌhaɪˈrɪsk/ ukusinvolving greater than usual financial risk:
a high-risk loan/mortgage The bank is now very reluctant to make high-risk loans to individuals with spotty credit records.
a high-risk investment/fund/stock This is a medium to high-risk fund which has a very good track record.
I wanted to take advantage of the tax breaks and decided on a high-risk strategy in stocks and shares.