'inconsequential' originates from Latin, specifically the word 'inconsequentia,' where 'in-' meant 'not' and 'consequentia' meant 'sequence or result.'

'inconsequentia' transformed into the French word 'inconséquent,' and eventually became the modern English word 'inconsequential' through Middle English.

Initially, it meant 'not following logically,' but over time it evolved into its current meaning of 'not important or significant.'