| chicken(adjective, characteristic, fear, cowardice) |
| chicken-hearted(adjective, characteristic, fear, cowardice) |
| clouded(adjective, characteristic, doubt, instability) |
| commutative(adjective, characteristic, doubt, instability) |
| contingent(adjective, characteristic, doubt, instability) |
| contrary(adjective, characteristic, doubt, instability) |
| convertible(adjective, characteristic, doubt, instability) |
| cowardly(adjective, characteristic, fear, cowardice) |
| craven(adjective, characteristic, fear, cowardice) |
| critical(adjective, characteristic, doubt, instability) |
| crotchety(adjective, characteristic, doubt, instability) |
| dangersome(adjective, characteristic, doubt, instability) |
| deadly(adjective, characteristic, doubt, instability) |
| debatable(adjective, characteristic, doubt, instability) |
| dicey(adjective, characteristic, doubt, instability) |
| diffident(adjective, characteristic, fear, cowardice) |
| disreputable(adjective, characteristic, doubt, instability) |
| doubtable(adjective, characteristic, doubt, instability) |
| dubious(adjective, characteristic, doubt, instability) |
| dubitable(adjective, characteristic, doubt, instability) |