evolve
🇺🇸
/ɪˈvɑːlv/
🇬🇧
/ɪˈvɒlv/
to change slowly over time into something more complex or better
The small business will evolve into a large company with new products and services.
to change over many generations to survive better in the environment
Animals evolve special features to help them find food and stay safe.