'stateful' originates from the English word 'state' combined with the suffix '-ful', where 'state' refers to a condition or situation and '-ful' indicates having the quality of.

'state' from Old French 'estat', from Latin 'status', combined with the English suffix '-ful'.

Initially, it meant 'full of state or condition', but over time it evolved into its current meaning of 'having the ability to remember or store information about previous interactions or states'.