According to vocabulary.com, wondrous is an adjective which intensifies the greatness of something.
- We’re glad you could make it to this wondrous occasion.
- Ann opened the curtains and revealed the wondrous backdrop for the scene.
- Peter and his wondrous group donated $10,000 toward the cause.
- When Delilah walked out onto the balcony, she saw the wondrous view of the beach.
Some synonyms include amazing, astounding, extraordinary, and fascinating.