'calmly-evolved' originates from the combination of 'calmly' and 'evolved'. 'Calmly' comes from the word 'calm', which has roots in the Latin word 'calmus', meaning 'quiet'. 'Evolved' is derived from the Latin word 'evolvere', where 'e-' meant 'out' and 'volvere' meant 'to roll'.

'Calmly-evolved' is a modern English compound adjective formed by combining 'calmly' and 'evolved'.

Initially, 'calmly' meant 'in a quiet manner', and 'evolved' meant 'to develop gradually'. Together, they convey the idea of gradual and peaceful development.