Here are some common examples:
* Biosynthesis: The process of creating complex molecules from simpler ones.
* Photosynthesis: The process by which plants use sunlight to create energy.
* Synapse: The junction between two nerve cells where signals are transmitted.
* Syncytium: A multinucleate cell formed by the fusion of multiple cells.
* Syngamy: The fusion of gametes during sexual reproduction.
The suffix "-syn" often appears in conjunction with other words to create new terms, providing clues about the biological processes or structures involved.