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Antonyms
Synonyms
1. roller_coaster
noun. anything characterized by abrupt and extreme changes (especially up and down).
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Synonyms
2. roller_coaster
noun. elevated railway in an amusement park (usually with sharp curves and steep inclines).
Antonyms
5. coaster
noun. ['ˈkoʊstɝ'] a covering (plate or mat) that protects the surface of a table (i.e., from the condensation on a cold glass or bottle).
Antonyms
Synonyms
7. roller
noun. ['ˈroʊlɝ'] pigeon that executes backward somersaults in flight or on the ground.