←
Proto-Mon-Khmer *luŋ (inherited)
←
Proto-Vietic *leːɲ (inherited)
←
Vietnamese trên (mention)
→
Vietnamese cho (mention)
→
Vietnamese đến (mention)
→
Vietnamese chân (mention)
→
Vietnamese vào (mention)
→
Vietnamese trên (mention)
→
Vietnamese về (mention)
→
Vietnamese tới (mention)
→
Vietnamese cố lên (compound)