prevalence

Words with a similar base: prevalence

'prevalence'

[prevalence.n.01] as in: the quality of prevailing generally; being widespread

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Examples:
he was surprised by the prevalence of optimism about the future

'prevalence'

[prevalence.n.02] as in: (epidemiology) the ratio (for a given time period) of the number of occurrences of a disease or event to the number of units at risk in the population

'prevalence'

[preponderance.n.02] as in: a superiority in numbers or amount

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Examples:
a preponderance of evidence against the defendant