Webster’s Revised Unabridged Dictionary · 1913
Deceivable
De·ceiv′a·ble (dē·sēv′ȧ·b'l), a. [F. décevable.] 1. Fitted to deceive; deceitful. [Obs.]
The fraud of deceivable traditions. Milton.
2. Subject to deceit; capable of being misled.
Blind, and thereby deceivable. Milton.