| untrusty(adjective, false, uncertain, nervous, dishonest) |
| disreputable(adjective, bad, wrong, immoral, dubious) |
| fading |
| iffy(adjective, uncertain, nervous, doubtful, dubious) |
| indecisive(adjective, uncertain, nervous, doubtful, insecure) |
| insecure(adjective, uncertain, nervous, doubtful, dubious) |
| insubstantial(adjective, light, weak, slight, short) |
| mortal |
| nondurable(adjective, unreliable, insecure, treacherous, incalculable) |
| short(adjective, brief, temporary, transient, transitory) |
| unassured(adjective, uncertain, nervous, dishonest, doubtful) |
| unprofessional(adjective, wrong, immoral, unreliable, shady) |
| unsafe(adjective, dishonest, deceitful, unpredictable, unreliable) |
| vacillating(adjective, uncertain, nervous, doubtful, dubious) |
| Band-Aid(adjective, spontaneous, unplanned, unpremeditated, autoschediastic) |
| ad hoc(expression, adjective, spontaneous, unplanned, unpremeditated) |
| careless(adjective, madcap, feckless, unaccountable, irresponsive) |
| cowboy(adjective, unreliable, shady) |
| cursory(adjective, transient, transitory, short-lived) |
| deciduous |