'price-falling' is a compound word formed from 'price' and 'falling'. 'Price' originates from Old French 'pris', meaning 'value' or 'worth', and 'falling' comes from Old English 'feallan', meaning 'to fall'.

'Price' evolved from Old French 'pris' and 'falling' from Old English 'feallan', eventually forming the modern English compound 'price-falling'.

Initially, 'price' meant 'value' and 'falling' meant 'to fall'. Together, they describe the action of prices decreasing.