This is the 631st most frequent Czech word.
sami
The Czech word "sami" means "alone" or "by themselves."
Sami is used here as a reflexive pronoun indicating that the subjects performed the action by themselves.
Sami jsme si připravili tento piknik.
We prepared this picnic ourselves.
Sami denotes being alone or in solitude while performing the action.
Rádi trávíme volný čas sami u knihy.
We enjoy spending free time by ourselves with a book.
Sami emphasizes the capability or independence of the subjects doing the action on their own.