Old Portuguese balẽa

← Spanish ballena (mention)

← Ancient Greek φάλαινα (derived)

← Proto-Indo-European *bʰleh₃- (derived)

← Proto-Indo-European *bʰel- (mention)

← Latin ballaena (derived)

← Latin bālaena (mention)

← Mozarabic balléna (mention)

→ Galician balea (inherited)

→ Portuguese baleia (inherited)