Plural of eventuality; possible outcomes or events that might happen in the future.
From 'eventual' (from Latin 'eventualis,' meaning 'dependent on events') plus '-ity' suffix, then pluralized with '-ies.' Formed in English by the 16th century.
Insurance companies are obsessed with eventualities—they get paid to imagine every possible future problem, which is why their employees are sometimes called 'risk analysts' instead of 'worry experts,' even though the job is essentially professional pessimism!
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