'consistently' originates from Latin, specifically the word 'consistere,' where 'con-' meant 'together' and 'sistere' meant 'to stand.' 'Running' comes from Old English 'rinnan,' meaning 'to flow or run.'

'Consistere' transformed into the French word 'consister,' and eventually became the modern English word 'consistent.' 'Rinnan' evolved into the Middle English 'rennen,' leading to the modern English 'run.'

Initially, 'consistere' meant 'to stand together,' but over time it evolved into its current meaning of 'being in agreement or harmony.' 'Rinnan' originally meant 'to flow,' which has largely remained the same in modern usage.