'carefully-executed' originates from the combination of 'carefully' and 'executed', where 'carefully' comes from 'care' meaning 'attention' and 'fully' meaning 'completely', and 'executed' from Latin 'executus', past participle of 'exsequi', meaning 'to follow out'.

'carefully-executed' combines the adverb 'carefully' with the past participle 'executed', forming a compound adjective used in modern English.

Initially, 'execute' meant 'to carry out', and 'carefully' meant 'with care'. Together, they evolved to mean 'performed with precision'.