Synonyms and Antonyms of unexpected

  1. not expected the failure of the backup generator was unexpected and a contingency for which we weren't prepared Synonyms abrupt, sudden, unanticipated, unforeseen, unlooked-for Related Words unintended, unplanned; improbable, unlikely; startling, surprising Near Antonyms predicted, prophesied; unsurprising Antonyms anticipated, expected, foreseen

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