Where does “sông suối” come from?

sông suối (Vietnamese) comes from Vietnamese sống, from Proto-Vietic k-roːŋʔ, from Proto-Mon-Khmer ruŋʔ.

sông suối (Vietnamese): rivers and streams; waterway generally speaking

Definitions

  1. rivers and streams; waterway generally speaking

Ancestry of “sông suối”, step by step

sông suối traces back through two separate lines of ancestry.

via Vietnamese sống

StepLanguageWordMeaning
1Vietnamesesốnga spine; to live; living
2Proto-Vietick-roːŋʔback of the blade; alive; raw
3Proto-Mon-Khmerruŋʔ—

via Vietnamese suối

StepLanguageWordMeaning
1Vietnamesesuốistream
2Proto-Tai*qrwɤjꟲ—
Every word from Proto-Mon-Khmer ruŋʔ →Every word from Proto-Vietic k-roːŋʔ →Every word from Vietnamese sống →