fluent

adjective

• 1able to express oneself easily and articulately:a fluent speaker and writer on technical subjects
• able to speak or write a particular foreign language easily and accurately:she became fluent in French and German
• (of a foreign language) spoken accurately and with facility:he spoke fluent Spanish

• 2smoothly graceful and effortless:his style of play was fast and fluent

• 3able to flow freely; fluid:a fluent discharge from the nose