Spanish baluarte

← Middle Dutch bolwerc (derived)

← English bulwark (cognate)

← Spanish boulevard (doublet)

← Old French balouart (derived)

← Proto-Germanic *bullǭ (derived)

← Middle High German bolwerc (derived)

← Middle High German bole (mention)

← Middle High German werc (mention)

→ Spanish boulevard (doublet)

→ Spanish abaluartar (affix)

→ Tagalog balwarte (borrowed)