| off-and-on(adjective, uncertain, unclear, unbalanced, indefinite) |
| off again on again(expression, idiom, doubtful, irresolute, vacillating) |
| on-again-off-again(expression, idiom, doubtful, irresolute, vacillating) |
| on again off again(expression, idiom, doubtful, irresolute, vacillating) |
| oscillatory(adjective, doubt, varying, oscillating, wobbling) |
| palpitant(adjective, shake, unsteady, oscillate) |
| palsied(adjective, shake, unsteady, oscillate) |
| pasteboard(adjective, shake, unstable, unsteady) |
| pendular(adjective, shaky, floating, pivoting) |
| pivoted(adjective, shaky, floating, pivoting) |
| poised(adjective, doubt, varying, oscillating, wobbling) |
| pokey(adjective, uncertain, unclear, unbalanced, indefinite) |
| poky(adjective, uncertain, unclear, unbalanced, indefinite) |
| quaking(adjective, shake, unsteady, oscillate) |
| quavery(adjective, shake, unsteady, oscillate) |
| reeling(adjective, unstable, doubtful, vacillating) |
| rocking(adjective, doubt, varying, oscillating, wobbling) |
| rootless(adjective, unstable, erratic, unsteady) |
| sceptic(adjective, uncertain, doubtful, dubious) |
| scrofulous(adjective, unstable, erratic, unsteady) |