DictionaryastoundGreat surprise
verb

astound

uh-STOWND/əˈstaʊnd/

To surprise someone greatly.

The magician's cascade of silk scarves astounds the wide-eyed spectator.

A magician produces a long cascade of colorful silk scarves from an apparently empty hat, astounding a nearby spectator whose eyes widen and jaw drops.
Etymology

The combination of “out” and “thunder” gives the image of leaving someone thunderstruck. The earlier meaning “to stun” connects that image to being overwhelmed by surprise or admiration.

In context

Storytime Haven127:50
would amaze and astound the world.
The Place of Dragons: A Mystery 🐉🔍 | A Thrilling Suspenseful Adventure by William Le Queux

More examples

  • Her unexpected answer astounded the interviewer.
  • The final cost will astound anyone who saw the original estimate.
  • The team keeps astounding its supporters with unlikely victories.

Forms

astound · astounds · astounded · astounding

Similar words

astonish
Is a close alternative for causing very great surprise.
stun
Suggests surprise so strong that it briefly overwhelms someone.