Emily Dickinson Lexicon

DE-CEIV'A-BLE, a. [See Deceive.]

1. Subject to deceit or imposition; capable of being misled or entrapped; exposed to imposture; as, young persons are very deceivable.
2. Subject or apt to produce error or deception; deceitful. Fair promises often prove deceivable. – Milton. Hayward. [The latter use of the word is incorrect, and I believe, not now used.]