In a smooth and effortless manner, especially regarding speech or language.

When describing how well someone performs in a certain task, particularly in a skilled manner.

सहजता से

English Usage: She speaks English fluently.

Hindi Usage: वह अंग्रेजी सहजता से बोलती है।

Referring to the ease of flow in writing or conversation.

प्रवाहपूर्ण

English Usage: Her writing flows fluently.

Hindi Usage: उसकी लेखनी प्रवाहपूर्ण है।