be struck dumb

To be rendered speechless or dumbfounded, as due to a great surprise or shock. We were all struck dumb by my father's announcement that he was resigning from the company.

Common Names:

Name	Pronounced	Usage
NÉLida	-	Literature, Spanish
Regana	ree-GAN-ə	English (Rare)
Chauncey	['tʃɔ:nsi]
Dylan	DUL-an (Welsh), DIL-ən (English)	Welsh, English, Welsh Mythology
Danya (2)	-	Arabic
Paulien	-	Dutch