An obstruction or barrier

रोक

English Usage: The walls were built as barries to prevent flooding.

Hindi Usage: दीवारें बाढ़ को रोकने के लिए बनी थीं।

To block or obstruct

रोकना

English Usage: They tried to barrie the entrance with furniture.

Hindi Usage: उन्होंने फर्नीचर से प्रवेश द्वार को रोकने की कोशिश की।