Where does “nâng cao” come from?

nâng cao (Vietnamese) comes from Vietnamese nặng, from Proto-Vietic ɗaŋʔ, from Proto-Mon-Khmer p(ɗ)aŋ — dry season.

nâng cao (Vietnamese): to increase; to raise; to improve

Definitions

  1. to increase; to raise; to improve

Ancestry of “nâng cao”, step by step

nâng cao traces back through two separate lines of ancestry.

via Vietnamese nặng

StepLanguageWordMeaning
1Vietnamesenặngheavy; stressing due to containing a lot of...
2Proto-Vieticɗaŋʔ—
3Proto-Mon-Khmerp(ɗ)aŋdry season

via Vietnamese cáo

StepLanguageWordMeaning
1Vietnamesecáoa fox; royal edict-like announcement
2Chinese告—
3Middle Chinese校—
Every word from Proto-Mon-Khmer p(ɗ)aŋ →Every word from Proto-Vietic ɗaŋʔ →Every word from Vietnamese nặng →