deceivable
🇺🇸
/dɪ'sivəbəl/
🇬🇧
/dɪ'si:vəbl/
Easily fooled or tricked.
The child was deceivable, believing every story the magician told.
Capable of misleading or causing someone to believe something that is not true.
The magician's tricks are so deceivable that even adults are fooled.