strike (someone) dumb

To render someone speechless, as due to a great surprise or shock. My father's sudden resignation from the company struck each of us dumb.

Name	Pronounced	Usage
Dykes	[daiks]
Cecelia	[si'si:ljə]
Alaba	-	Western African, Yoruba
Elek	-	Hungarian
Vivyan	VIV-ee-ən	English (Rare)
Papa	-	Polynesian Mythology