splendiferous vs splendid

splendiferous and splendid both are adjectives.

Word	Noun	Adjective	Verb	Adverb
splendiferous	No	Yes	No	No
splendid	No	Yes	No	No

As adjectives, splendiferous and splendid are synonyms defined as:

Other synonyms of splendiferous include glorious, resplendent.

splendiferous (adjective)	splendid (adjective)
having great beauty and splendor	having great beauty and splendor
	characterized by grandeur
	very good; of the highest quality