| irresolute |
| jeopardous(adjective, bad, nasty, delicate, uncertain) |
| knotty(delicate, awkward, complicated) |
| long shot(expression, adjective, delicate, uncertain, sensitive) |
| nasty |
| not a prayer(expression, adjective, idiom, delicate, uncertain) |
| obscure(shaky, unlikely, unpromising) |
| off the deep end(expression, adjective, idiom, delicate, uncertain) |
| on slippery ground(expression, adjective, idiom, delicate, uncertain) |
| on the spot(expression, idiom, delicate, uncertain, sensitive) |
| on thin ice(expression, adjective, idiom, delicate, uncertain) |
| open(shaky, unlikely, unpromising) |
| out on a limb(expression, idiom, delicate, uncertain, sensitive) |
| pending(shaky, unlikely, unpromising) |
| playing with fire(expression, adjective, idiom, delicate, uncertain) |
| rocky(adjective, delicate, uncertain, awkward, sensitive) |
| sceptical |
| shady(shaky, unlikely, unpromising) |
| shallow(adjective, hasty) |
| skeptical |