Irreputable vs. Disreputable — What's the Difference?

(obsolete) disreputable

Lacking respectability, as in character, behavior, or appearance.

Disreputable.

Not respectable, lacking repute; discreditable.

A person who is not reputable.

Not reputable; of bad repute; not in esteem; dishonorable; disgracing the reputation; tending to bring into disesteem; as, it is disreputable to associate familiarly with the mean, the lewd, and the profane.

Lacking respectability in character or behavior or appearance