Deceptive /(?)/

De·cep·tive

Deceptive

a.
  1. Tending to deceive; having power to mislead, or impress with false opinions; as, a deceptive countenance or appearance.
    Language altogether deceptive, and hiding the deeper reality from our eyes.

Phrases & Compounds
Deceptive cadence
a cadence on the subdominant, or in some foreign key, postponing the final close.