Here are some examples of words with the prefix "sym-":
* Symmetry: a state of having the same proportions on both sides of a dividing line.
* Sympathy: sharing in the feelings of others.
* Symbiosis: a relationship between two different species where both benefit.
* Symphony: a musical composition for a full orchestra.
The prefix "sym-" can be used to create a variety of words that express the idea of things being combined or acting together.