The more commonly used name Sisophon is derived from the Thai pronunciation Si Sophon when it was under the Thai rule. Another nickname "Svay" is used mainly by truck drivers, train drivers and workers transporting goods.
The more frequently referred-to name Sisophon comes from the Thai pronunciation Si Sophon during its period of Thai rule. The term "Svay" is mainly used by individuals involved in transportation, including truck drivers and cargo transport workers.