spoken or written with ease

fluent French.

able to speak or write smoothly, easily, or readily

a fluent speaker; fluent in six languages.

easy; graceful

fluent motion; fluent curves.

flowing, as a stream.

capable of flowing; fluid, as liquids or gases.

easily changed or adapted; pliant.

adjective

effortful , hesitant , inarticulate , unfluent , unprepared

adjective

chatty , cogent , copious , cursive , declamatory , disputatious , easy , effortless , effusive , eloquent , facile , flowing , garrulous , glib , liquid , loquacious , mellifluent , mellifluous , natural , persuasive , prompt , quick , ready , running , silver-tongued * , smooth , smooth-spoken , talkative , verbose , vocal , voluble , well-versed , wordy , fluid , graceful , articulate , gliding , polished