←
Proto-Mon-Khmer *kɔʔ (derived)
←
Proto-Vietic *koh (derived)
←
Proto-Tai *ɣo:ᴬ (cognate)
←
Vietnamese cũ (doublet)
←
Vietnamese cũ (mention)
←
Vietnamese cũ (mention)
→
Vietnamese sống (mention)
→
Vietnamese sống (mention)
→
Vietnamese cũ (doublet)
→
Vietnamese cổ xưa (compound)
→
Vietnamese cổ tay (compound)