verb
astound
uh-STOWND/əˈstaʊnd/
To surprise someone greatly.
The magician's cascade of silk scarves astounds the wide-eyed spectator.

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
would amaze and astound the world.
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.