What is another word for splendid?

Here are some synonyms for "splendid", depending on the context and nuance you want to convey:

Formal:

* Magnificent

* Grand

* Illustrious

* Sublime

* Exalted

* Glorious

* Resplendent

* Dazzling

Informal:

* Awesome

* Fantastic

* Terrific

* Wonderful

* Brilliant

* Amazing

* Excellent

* Remarkable

Other options:

* Breathtaking

* Striking

* Impressive

* Outstanding

* Exceptional

* Unforgettable

* Peerless

* Unparalleled

The best synonym for "splendid" will depend on the specific situation.