Where does “ld” come from?

ld (Translingual) comes from Latin duālis, from Latin duō, from Proto-Italic duō, from Proto-Indo-European dwóh₁ — two.

Ancestry of “ld”, step by step

StepLanguageWordMeaning
1Latinduālisdual
2Latinduōtwo; 2
3Proto-Italicduōtwo
4Proto-Indo-Europeandwóh₁two
Every word from Proto-Indo-European dwóh₁ →Every word from Proto-Italic duō →Every word from Latin duō →
ld — Etymology, Origin & Word History | Etymology Explorer