powerful vs puissant

powerful and puissant both are adjectives.

Word	Noun	Adjective	Verb	Adverb
powerful	No	Yes	No	Yes
puissant	No	Yes	No	No

powerful (adjective)	puissant (adjective)
having great power or force or potency or effect	powerful or influential
having great influence
displaying superhuman strength or power
(of a person) possessing physical strength and weight; rugged and powerful
strong enough to knock down or overwhelm

powerful (adverb)	puissant (adverb)
(Southern regional intensive) very; to a great degree