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90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.
The thesaurus of synonyms and related words is fully integrated into the dictionary. Click on the thesaurus category heading under the button in an entry to see the synonyms and related words for that meaning.more
a smooth flight/voyage/ride
a smooth process/business
We are changing systems, but we expect a smooth transition.
Steven’s a bit too smooth for my liking.
a smooth operator (=someone you cannot trust)
This is the British English definition of smooth. View American English definition of smooth.