| vicissitudinous(adjective, changeable) |
| wonky(adjective, unreliable, insecure, treacherous, incalculable) |
| adaptable(adjective, changeable) |
| adjustable(adjective, changeable) |
| agitated(unstable, unsettled, variable, changeableness) |
| ambiguous(uneven, unbalanced, unhinged) |
| amorphous |
| captious |
| changing(adjective, weak, uncertain, doubtful, hesitant) |
| crooked(adjective, false, dishonest, deceitful, unreliable) |
| deceitful(adjective, false, dishonest, unpredictable, unreliable) |
| devious(adjective, false, dishonest, deceitful, unreliable) |
| dicey(changeable, erratic, random) |
| dillydallying(adjective, irresolute) |
| disaffected(adjective, untrue, treacherous, unfaithful) |
| double-crossing(adjective, false, cold, hot, dishonest) |
| doubting(adjective, weak, false, uncertain, dishonest) |
| elastic(adjective, lively, impulsive, unpredictable, changeable) |
| equivocal(hesitant, wavering, indecisive) |
| featherbrained(adjective, careless, foolish, unstable, faint) |