dishonest

As a noun misconduct

is bad behavior.

As a verb misconduct

is to mismanage.

As an adjective dishonest is

not honest.

Dishonorable is a synonym of dishonest.

As adjectives the difference between dishonest and dishonorable

is that dishonest is not honest while dishonorable is without honor, or causing dishonor.

As an adjective dishonest

is not honest.

As a noun honor is

.

As adjectives the difference between insincere and dishonest

is that insincere is not genuinely meaning what has been expressed; not sincere; artificial while dishonest is not honest.

As adjectives the difference between unreliable and dishonest

is that unreliable is not reliable while dishonest is not honest.

Vicious is a related term of dishonest.

As adjectives the difference between vicious and dishonest

is that vicious is pertaining to vice; characterised by immorality or depravity while dishonest is not honest.

Criminal is a related term of dishonest.

As adjectives the difference between criminal and dishonest

is that criminal is being against the law; forbidden by law while dishonest is not honest.

As a noun criminal

is a person who is guilty of a crime, notably breaking the law.

As adjectives the difference between disloyal and dishonest

is that disloyal is without loyalty; faithless, traitorous while dishonest is not honest.

Perfidious is a related term of dishonest.

As adjectives the difference between perfidious and dishonest

is that perfidious is of, pertaining to, or representing perfidy; disloyal to what should command one's fidelity or allegiance while dishonest is not honest.

Dishonest is a related term of sham.

As an adjective dishonest

is not honest.

As a proper noun sham is

syria.