Intermingle (verb)

1. To mix or blend together.
2. To associate or interact with each other in a social setting.

Origin:

Early 17th century (in the sense "mingle together"): from inter- "between" + mingle.

Examples:

1. The colors in the painting intermingle to create a harmonious effect.
2. The guests at the party intermingled, chatting and laughing with each other.
3. The different cultures intermingled to create a unique society.
4. The flavors in the soup intermingled to create a delicious taste.
5. The species intermingled in the ecosystem, forming complex food chains.