widespread in a particular area or at a particular time.

सामान्य

English Usage: The disease was prevalent in the region during the summer months.

Hindi Usage: गर्मियों के महीनों में यह बीमारी क्षेत्र में सामान्य थी।

the fact or condition of being prevalent; widespread occurrence.

प्रचलन

English Usage: The prevalence of diabetes in the population is concerning.

Hindi Usage: जनसंख्या में मधुमेह का प्रचलन चिंताजनक है।