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.
She said: “The competition was organised to celebrate Antarctica Day, which is an international holiday held on December 1 every year to mark the anniversary of the signing of the Antarctic Treaty in 1959.