| cunning(false, dishonest, lying, untrustworthy, misleading) |
| delicate(adjective, false, uncertain, unstable, ill) |
| derelict(adjective, careless, negligent) |
| desultory(irregular, unpredictable, erratic, random, haphazard) |
| devil-may-care(adjective, careless, immoral, thoughtless, reckless) |
| dickey(adjective, insecure, treacherous, incalculable) |
| different(adjective, dubious, suspect, shady, unfaithful) |
| dishonourable |
| dizzy(excited, shaky, vague, changeable, fearful) |
| duplicitous |
| eccentric(irregular, unpredictable, uneven, variable) |
| evasive |
| fair-weather(adjective, dishonest, deceitful, insecure, undependable) |
| faltering(adjective, uneven, variable, erratic, random) |
| financially unsound(adjective, characteristic, quality, finance, banking) |
| fishy(false, uncertain, doubtful, dubious, suspect) |
| flickering(adjective, irregular, changeable, variable) |
| fly by night(adjective, insecure, treacherous, incalculable) |
| foxy(false, untrustworthy, misleading, illusory, sneaky) |
| frail(unstable, ill, unhealthy, broken, imperfect) |