'unexpectedly-transformed' originates from the combination of 'unexpectedly' and 'transformed'. 'Unexpectedly' comes from 'unexpected', which is derived from the Latin 'ex-' meaning 'out of' and 'spectare' meaning 'to look'. 'Transformed' comes from the Latin 'transformare', where 'trans-' meant 'across' and 'formare' meant 'to form'.

'Unexpectedly-transformed' is a modern English compound word formed by combining 'unexpectedly' and 'transformed'.

Initially, 'unexpectedly' meant 'not expected', and 'transformed' meant 'changed in form'. Together, they convey a change that was not anticipated.