'distinctively-maintained' is a compound word formed from 'distinctively' and 'maintained'. 'Distinctively' originates from Latin, specifically the word 'distinctivus', where 'distinct-' meant 'distinguished'. 'Maintained' comes from Old French 'maintenir', which meant 'to hold in hand'.

'distinctively' evolved from the Latin 'distinctivus' through Middle English, while 'maintained' evolved from Old French 'maintenir' to the modern English 'maintain'.

Initially, 'distinctively' meant 'distinguished or marked', and 'maintained' meant 'to hold in hand'. Over time, 'distinctively-maintained' evolved to mean 'maintained in a unique or noticeable way'.