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.
Five years later in 1961, a parked US Air Force F-100 Super Sabre caught fire with a Mark 28 hydrogen bomb on board.
Source: https://www.cambridge-news.co.uk/news/local-news/russia-said-would-take-countermeasures-27667098