clement vs merciful

clement and merciful both are adjectives.

Word	Noun	Adjective	Verb	Adverb
clement	No	Yes	No	No
merciful	No	Yes	No	No

clement (adjective)	merciful (adjective)
(used of persons or behavior) inclined to show mercy	showing or giving mercy
(of weather or climate) physically mild	(used conventionally of royalty and high nobility) gracious