köken: Etymology tree Proto-Indo-European *déḱm̥ Proto-Hellenic *dékə Ancient Greek δέκᾰ (dékă) Ancient Greek -ᾰ́ς (-ắs) Ancient Greek δεκάς (dekás)der. Latin decasder. Polish deka-
köken: From Dutch deca-, from French déca-, from Late Latin decas (“(set of) ten”), from Ancient Greek δέκας (dékas), from δέκα (déka, “ten”). Doublet of dasa-.