do (Ligurian) comes from Ligurian de, from Latin dē, from Latin post, from Latin poste, from Proto-Italic posti, from Proto-Indo-European pósti, from Proto-Indo-European pós — afterwards, post; by, at.
do (Ligurian): of the masculine singular
Definitions
of the masculine singular
Ancestry of “do”, step by step
do traces back through two separate lines of ancestry.