despot
a ruler with absolute power; a tyrant
devalue
to lessen in value or strength
impotent
lacking in strength, vigor, or power; helpless
nepotism
using power in a business to grant favors to a relative
omnipotent
all powerful; having unlimited power or authority
possess
to have; to take possession; having the power
potent
possessing inner strength; powerful; capable of having a strong influence
potential
possessing the ability to grow or develop
potion
a powerful liquid or mixture that is thought to be medicinal, poisonous, or magical
valor
courage; boldness; bravery; to be strong in mind or spirit
pot / pos / val
power; to be strong