be lost for words

To be unable to speak or articulate a coherent thought, typically because one is surprised. When I got the call that my straight-A-student daughter had been arrested for breaking into the school, I was lost for words. When I found out that my coworkers had taken a collection to help pay for my medical bills, I was lost for words.

be lost for words

to be unable to speak because you are so surprised I was so amazed at what she'd said I found myself completely lost for words.

Common Names:

Name	Pronounced	Usage
Celso	CHEL-so (Italian), THEL-so (Spanish), SEL-so (Latin American Spanish)	Italian, Spanish, Portuguese
Frederick	['fredrik]
Aniruddha	-	Hinduism, Bengali, Indian, Marathi, Hindi
Sammi	SAM-ee	English (Rare)
Fereshteh	-	Persian
Jamshed	-	Persian, Tajik, Persian Mythology