Many adverbs are created from adjectives by adding -ly: quick > quickly, electrical > electrically splendid > splendidly.
For the word "splendid," the comparative is more splendid and the superlative is most splendid
"Splendid" doesn't have a comparative and superlative form. Instead, you would say "more splendid" or "most splendid."
more splendid, most splendid
more splendid, most splendid
We had a splendid picnic.
more splendid
The superlative degree of "splendid" is "most splendid."
Resplendent is gleaming, splendid and shining brilliantly. It is used as an adverb. The bride was resplendent after her wedding ceremony to her one true love.
Possessing or displaying splendor; shining; very bright; as, a splendid sun., Showy; magnificent; sumptuous; pompous; as, a splendid palace; a splendid procession or pageant., Illustrious; heroic; brilliant; celebrated; famous; as, a splendid victory or reputation.
Splendid Animation was created in 2001.
Splendid Fellows was created in 1934.
Splendid Fairywren was created in 1830.