Similar meaning, less intense:
* Exaggerated
* Intense
* Theatrical
* Spectacular
* Grand
* Impressive
* Striking
* Remarkable
More neutral:
* Significant
* Notable
* Marked
* Noticeable
* Pronounced
* Evident
* Strong
* Powerful
More specific, depending on the context:
* Emotional (if referring to a display of emotions)
* Abrupt (if referring to a sudden change)
* Shocking (if referring to something unexpected or startling)
* Moving (if referring to something stirring or emotional)
* Compelling (if referring to something captivating or interesting)
* Suspenseful (if referring to something creating anticipation or tension)
For a more literary or formal tone:
* Poetic
* Lyrical
* Melodramatic (if intending a slightly negative connotation)
* Grandiose (if intending a slightly negative connotation)
For a more casual or humorous tone:
* Over-the-top
* Campy
* Cheesy
Remember to choose the word that best fits the context and conveys the desired nuance.