This is the 722nd most frequent Czech word.
osn
"Osn" is not a standalone word in Czech; it might be a typo or abbreviation.
'OSN' refers to 'Organization of the United Nations' in Czech, indicating its usage as a proper noun.
OSN se zabývá globálními problémy.
The UN addresses global issues.
'OSN' is used as part of a proper noun phrase to describe an event associated with the United Nations.
Přijal jsem pozvání na konferenci OSN.
I accepted the invitation to the UN conference.
Here, 'OSN' identifies the subject of the statement, specifically the United Nations.