| cheating(adjective, false, cold, hot, dishonest) |
| eccentric |
| explosive(adjective, passionate, unstable, impulsive, unpredictable) |
| fair-weather(adjective, dishonest, deceitful, unreliable, untrustworthy) |
| fallible(adjective, unpredictable, unreliable, variable, insecure) |
| fluid(adjective, unstable, unsettled, unpredictable, unreliable) |
| fly by night(adjective, unreliable, insecure, treacherous, incalculable) |
| fugacious(adjective, impulsive, unpredictable, explosive) |
| fugitive(adjective, impulsive, unpredictable, explosive) |
| iffy(adjective, unreliable, changeable, insecure, erratic) |
| movable(adjective, lively, unstable, unsettled, unpredictable) |
| questionable(adjective, dishonest, deceitful, unpredictable, unreliable) |
| random(adjective, changeable, erratic, frivolous, haphazard) |
| spasmodic(adjective, unstable, unsettled, unpredictable, unreliable) |
| spineless(adjective, irresolute) |
| sporadic(adjective, capricious, motiveless) |
| traitorous(adjective, false, dishonest, dubious, untrue) |
| uneven(adjective, unbalanced, unhinged) |
| unresolved(adjective, irresolute) |
| varying(adjective, unstable, irregular, unsettled, unpredictable) |