| defenseless(weak, susceptible, vulnerable, insecure, helpless) |
| disappearing(adjective, vulnerable, endangered) |
| disposed(adjective, subject, vulnerable, inclined, liable) |
| dying out(expression, adjective, rare, vulnerable, endangered) |
| easily moved(expression, adjective, subject, vulnerable, inclined) |
| easy(adjective, subject, vulnerable, inclined, liable) |
| facing extinction(expression, adjective, rare, threatened, endangered) |
| fall for(expression, adjective, subject, vulnerable, inclined) |
| fluctuant(vulnerable, unprotected, unguarded) |
| frail(vulnerable, unprotected, unguarded) |
| given(adjective, subject, vulnerable, inclined, liable) |
| gullible(adjective, subject, vulnerable, inclined, liable) |
| hazarded |
| hazardous(vulnerable, unprotected, unguarded) |
| helpless(weak, susceptible, insecure, undefended, defenseless) |
| immature(vulnerable, unprotected, unguarded) |
| imperilled |
| impressed(adjective, subject, vulnerable, inclined, liable) |
| impressible(adjective, subject, vulnerable, inclined, liable) |
| impressionable(adjective, subject, vulnerable, inclined, liable) |