'unforeseenly-exposed' originates from the combination of 'unforeseen' and 'exposed', where 'unforeseen' means 'not anticipated' and 'exposed' means 'made visible'.

'unforeseenly-exposed' combines the words 'unforeseen' and 'exposed', which have been used in English since the 14th and 15th centuries respectively.

Initially, 'unforeseen' meant 'not seen in advance', and 'exposed' meant 'laid open'. Together, they convey the idea of something being unexpectedly revealed.