| shifty(adjective, weak, false, uncertain, dishonest) |
| skittish(adjective, change, temper, way, nervous) |
| tentative(adjective, nervous, shy, irregular, fearful) |
| ticklish(adjective, change, weak, continue, difficult) |
| transient(adjective, irregular, impulsive, unpredictable, irresolute) |
| unfixed(adjective, unstable, irregular, unsettled, changeable) |
| unforeseeable(adjective, irregular, unpredictable, changeable, erratic) |
| unsure(adjective, false, loose, dishonest, deceitful) |
| vagarious(adjective, character, temper, behavior, irregular) |
| vagrant(unstable, irregular, unsettled, erratic, frivolous) |
| varying(adjective, unstable, irregular, unsettled, unpredictable) |
| unresolved(adjective, irregular, irresolute, motiveless) |
| changing(adjective, feature, mood, changeable, fickle) |
| crazy(adjective, characteristic, person, extraordinary, unusual) |
| freaky(adjective, characteristic, person, temper, way) |
| iffy(adjective, uncertain, irregular, dubious, unpredictable) |
| indefinite(adjective, loose, irregular, unreliable, variable) |
| infirm(adjective, sense, behavior, irresolute, unstability) |
| intermittent(adjective, irregular, unpredictable, unreliable, changeable) |
| irrational(adjective, foolish, stupid, irregular, senseless) |