The term 'inefficiency-focused' is a compound word formed from 'inefficiency' and 'focused'. 'Inefficiency' originates from the Latin word 'inefficientia', where 'in-' meant 'not' and 'efficientia' meant 'producing an effect'.

'Inefficiency' evolved from the Latin 'inefficientia' through Old French 'inefficience' and Middle English 'inefficiencie'. 'Focused' comes from the Latin 'focus', meaning 'hearth' or 'fireplace', which evolved to mean 'center of activity or energy'.

Initially, 'inefficiency' meant 'lack of ability to produce an effect', but over time it evolved to mean 'lack of efficiency'. 'Focused' has retained its meaning of 'concentrated on a particular point'.