Where does “duaj” come from?

duaj (Esperanto) comes from Esperanto dua, from Esperanto du, from French deux, from Middle French deux, from Old French deux.

duaj (Esperanto): plural of dua

Definitions

plural of dua

Ancestry of “duaj”, step by step

Step	Language	Word	Meaning
1	Esperanto	dua	second
2	Esperanto	du	two
3	French	deux	two; twos
4	Middle French	deux	two
5	Old French	deux	—

Every word from Old French deux →Every word from Middle French deux →Every word from French deux →