Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
The American Lung Association, which grades counties on their air quality, the New York metro area 12th-worst out of 227 cities for high-ozone days.
Source: https://gothamist.com/news/nyc-air-clean-as-it-has-ever-been-but-ozone-still-problem