| committing perjury(expression, fickle, untrustworthy, unprincipled) |
| conniving(adjective, false, dishonest, deceitful, unreliable) |
| crooked(adjective, false, dishonest, deceitful, dubious) |
| dead to honor(expression, idiom, improbity) |
| devious(adjective, false, dishonest, deceitful, unreliable) |
| dirty-dealing(fickle, untrustworthy, unprincipled) |
| dirty dealing(expression, fickle, untrustworthy, unprincipled) |
| double-dealing(fickle, untrustworthy, unprincipled) |
| double dealing(expression, fickle, untrustworthy, unprincipled) |
| duplicitous(fickle, untrustworthy, unprincipled) |
| equivocal(uncertain, doubtful, unsure) |
| erratic(loose, unpredictable, unreliable, variable, irresponsible) |
| extracurricular(fickle, untrustworthy, unprincipled) |
| falsehearted(fickle, untrustworthy, unprincipled) |
| fink(adjective, false, dishonest, deceitful, unreliable) |
| fluky |
| foresworn(fickle, untrustworthy, unprincipled) |
| guileful(adjective, false, dishonest, deceitful, unreliable) |
| hesitant(uncertain, doubtful, unsure) |
| hinky |