| risky(adjective, doubtful, susceptible, dangerous, nonresistant) |
| rocky(adjective, delicate, uncertain, sensitive, unsound) |
| sensitive(adjective, delicate, uncertain, unsound, dangerous) |
| speculative(adjective, delicate, uncertain, sensitive, unsound) |
| temerarious(adjective, careless, foolish, thoughtless, rash) |
| ticklish(adjective, delicate, uncertain, sensitive, unsound) |
| touch-and-go(adjective, delicate, uncertain, sensitive, unsound) |
| touchy(adjective, delicate, uncertain, sensitive, unsound) |
| treacherous(adjective, delicate, uncertain, sensitive, unsound) |
| tricky(adjective, delicate, uncertain, sensitive, unsound) |
| unadvisable(adjective, careless, foolish, thoughtless, rash) |
| uncertain(adjective, delicate, sensitive, unsound, dangerous) |
| unhealthy(adjective, delicate, uncertain, sensitive, unsound) |
| unsafe(adjective, delicate, uncertain, unsound, dangerous) |
| unsound(adjective, delicate, uncertain, sensitive, dangerous) |
| unthinking(adjective, careless, foolish, thoughtless, rash) |
| unwise(adjective, careless, foolish, thoughtless, rash) |
| venturesome(adjective, delicate, uncertain, unsound, dangerous) |
| wicked(adjective, delicate, uncertain, sensitive, unsound) |
| wide-open(adjective, delicate, uncertain, sensitive, unsound) |