Wordnet 3.0
ADJECTIVE (1)
1. 
 not financially safe or secure; 
- Example: "a bad investment"- Example: "high risk investments"- Example: "anything that promises to pay too much can't help being risky"- Example: "speculative business enterprises"[syn: bad, risky, high-risk, speculative]
WordNet (r) 3.0 (2006):
high-risk
    adj 1: not financially safe or secure; "a bad investment"; "high
           risk investments"; "anything that promises to pay too
           much can't help being risky"; "speculative business
           enterprises" [syn: bad, risky, high-risk,
           speculative]