Robin Williams, who died on Monday at 63, "spoke in tongues," writes TIME's Richard Corliss. "Any language or accent, any human or mammal or alien, geysering nonstop shtick of the highest order, leaving viewers astonished, thrilled and wearied"
https://en.wikipedia.org/wiki/ShtickA shtick (Yiddish: שטיק ) (or schtick) is a comic theme or gimmick. "Shtick" is derived from the Yiddish word shtik (שטיק), meaning "piece"; the closely related ...
to surprise someone very much:
I was astonished by how much she'd grown.
What astonished me was that he didn't seem to mind.
[+ to infinitive] I was astonished to see Miriam there.
They looked astonished when I announced I was pregnant.
The doctors were astonished at the speed of her recovery.
Her first novel enjoyed an astonishing success.
[+ to infinitive] It's astonishing to think that only a few years ago Communism dominated eastern Europe.
Astonishingly, I've never visited King's College Chapel in all the years I've lived here.
She did astonishingly well in her exams.
astonishment Show phonetics
very great surprise:
To the astonishment of her colleagues, she resigned.
She gasped in astonishment.