dumfounding (adjective)

1. The magical creatures and enchanting landscapes in the book left the readers dumfounded.

2. The unexpected plot twist in the anime left the viewers dumfounded and eagerly awaiting the next episode.

3. The terrifying ending of the horror movie left the audience dumbfounded, unable to speak for a few moments.

4. The fashion show presented avant-garde designs that left the attendees dumfounded by the creativity and originality of the garments.