co-

Jointly: the root verb is done in coordination between multiple actors or entities

Along with: the root verb is done along with or in addition to others.

Mutually: the root is done in a way that is reciprocal and bidirectional.

Simultaneously, done or able to do at the same time.

Spatially located or positioned together, co-located.

In conjunction: the root needs another entity to take effect, or there is a one-way interaction between them.

Moving or oriented in the same direction; co-directional.

Gender-mixed; having men and women together for the root activity or location.

Having commonality, similarity with respect to the root.

Coequal, equal in rank.