(literary) unexpected; unforeseen; unanticipated (often used as an attribute before a noun)

(literary) a contingency; an unexpected event or accident; something one should prepare for in advance

(literary) to not worry about; to have no need to be concerned with; often used in the context of being free from shortages or lacking nothing to worry about

(literary) to not have expected; to have failed to anticipate (a situation or event)