Khmer សក់

← Proto-Mon-Khmer *suk (inherited)

← Proto-Mon-Khmer *suuk (mention)

← Proto-Mon-Khmer *suək (mention)

← Proto-Mon-Khmer *sək (mention)

→ Bahnar sŏk (cognate)

→ Khmer សក់ទង់ដែង (compound)

→ Khmer សាប៊ូកក់សក់ (compound)

→ Mon သော် (cognate)

→ Thai ศก (cognate)

→ Vietnamese tóc (cognate)