←
Proto-Indo-European *ḱwṓ (inherited)
←
Proto-Indo-European *ḱwónm̥ (mention)
←
Proto-Indo-European *ḱas- (derived)
←
Proto-Italic *kō (inherited)
←
Latin canis (inherited)
←
Latin cānus (inherited)
←
Romanian câine (cognate)
←
Old Portuguese can (inherited)
←
Old Portuguese cão (inherited)
←
Aromanian cãne (cognate)
→
Portuguese cã (mention)
→
Portuguese canil (suffix)
→
Sardinian cane (cognate)