co-

Together: the root word is done co-incidently.

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

Together: the root word is done co-incidently.

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

Together: the root word is done co-incidently.

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

Together: the root word is done co-incidently.

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

Together: the root word is done co-incidently.

Spatially located or positioned together, co-located.

Together: the root word is done co-incidently.

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

Together: the root word is done co-incidently.

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

Together: the root word is done co-incidently.

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

Having commonality, similarity with respect to the root.

Having commonality, similarity with respect to the root.

Coequal, equal in rank.

Having commonality, similarity with respect to the root.

Indicating a family relationship that indicates a common rank made through three degrees of separation, the middle of which is by marriage.

Having commonality, similarity with respect to the root.

Equally, equal with respect to the root.

Having commonality, similarity with respect to the root.

During the same time period as the root.

Complementary in some formal manner.

The difference from some fixed quantity.

Complementary in some formal manner.

Dual, relating to the opposite category.

Having multiple targets or effects; the root affects or involves multiple subjects.

Secondary or auxiliary in rank or priority.

Referring to coenzymes.

Referring to copolymers.

Deriving from multiple sources.

Initialism of class of. Directly precedes a full or abbreviated year.