How to say in Czech: They are at a loss for words.

English
are at a loss for words.
Czech
Oni nemají slov.
Can you say it in other words?
You just need to find the right words.
They didn’t keep their word.
They do not understand this word.
They will keep their word.
They live there.
They didn’t write that.
Are they ready?
They are going home.
They are leaving in the morning.

Czech phrasebook and translator with tens of thousands of sentences translated by humans. Czechslator is being developed by Michal Měchura. CREDITS Czechslator's sentence generation engine is partially based on Grammatical Framework. All Czech pronunciation is computer-generated using Microsoft Azure Text to Speech. When Czechslator cannot find a translation in its own database, it looks in the PanLex dictionary or obtains a machine translation from Microsoft Translator. PRIVACY Czechslator does not save any cookies in your web browser and does not collect personally identifiable data. Czechslator uses StatCounter for traffic analysis, configured not to save any cookies in your web browser and not to collect any personally identifiable data.