Synonyms and Antonyms of sudden

  1. not expected <the sudden snowstorm resulted in thousands of evening commuters abandoning their cars on impassable highways> Synonyms abrupt, unexpected, unanticipated, unforeseen, unlooked-forRelated Words unintended, unplanned; improbable, unlikely; startling, surprisingNear Antonyms predicted, prophesied; unsurprisingAntonyms anticipated, expected, foreseen

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