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.
People sometimes say girl to refer to a young adult woman, but this use may cause offence. Avoid using girl if it would seem wrong to use boy about a young man of the same age. Do not use girl about an adult woman.