Old French estanchier

← Proto-Indo-European *h₁ésh₂r̥ (mention)

← Latin *stānticus (mention)

← Latin stans (inherited)

→ English stanch (derived)

→ Spanish estancar (cognate)

→ French étang (mention)

→ French étanche (mention)

→ French étancher (inherited)

→ Old French estanc (mention)

→ Italian stanco (mention)

→ Portuguese estancar (cognate)