| fickle(adjective, uncertain, undecided, vacillating) |
| fluctuating(adjective, uncertain, undecided, vacillating) |
| hesitating(adjective, uncertain, undecided, vacillating) |
| indecisive(adjective, uncertain, irresolute, vacillating, yoyo) |
| irresolute(adjective, uncertain, vacillating, yoyo, unsolved) |
| of two minds(expression, adjective, idiom, uncertain, irresolute) |
| palaverous |
| uncertain(adjective, undecided, vacillating) |
| uncommitted(adjective, uncertain, vacillating) |
| undecided(adjective, uncertain, irresolute, vacillating, yoyo) |
| unstable(adjective, uncertain, undecided, vacillating) |
| unsteady(adjective, uncertain, undecided, vacillating) |
| unsure(adjective, uncertain, undecided, vacillating) |
| vacillant |
| vacillating(adjective, uncertain, undecided) |
| variable(adjective, uncertain, undecided, irresolute, vacillating) |
| waffling(adjective, uncertain, undecided, irresolute, vacillating) |
| wavering(adjective, uncertain, irresolute, vacillating, yoyo) |