| staggering(verb, adjective, unsteady, oscillating) |
| alternating(verb, adjective, oscillating) |
| flickering(adjective, irregular, changeable, variable) |
| flitting(adjective, capricious, irresolute) |
| incredulous |
| irregular(adjective, unstable, doubtful, unsettled, vague) |
| light |
| obscure |
| restless(adjective, unstable, unsettled, changeable, variable) |
| swaying(verb, adjective, hesitant, changeable, wavering) |
| tentative(adjective, weak, uncertain, nervous, shy) |
| trembling(noun, verb, weak, nervous, unstable) |
| undulating(verb, adjective, oscillating) |
| unfixed(adjective, unstable, doubtful, unsettled, vague) |
| unsteadfast(adjective, irresolution) |
| versatile(adjective, unstable, unsettled, changeable, variable) |
| whimsical(adjective, unstable, unsettled, changeable, variable) |
| adrift |
| dawdling(verb, adjective, uncertain, shy, doubtful) |
| dithering(verb, adjective, hesitant, wavering, indecisive) |