Complex

The Angkor complex encompasses all major architectural buildings and hydrological engineering systems from the Khmer period and most of these "Barays" and canals still exist today.

There are other recipes for panna cotta that are more complex.

A male cat is specifically called a Tom, but a female cat is more complex.

A larger vocabulary gives you more tools to understand and discuss complex topics.

A password manager can help you store and remember many complex passwords.