Where does “panella” come from?

panella (Old Portuguese) comes from Italian pane, from Spanish PAN, from Old Spanish pan, from Latin pānis, from Proto-Indo-European peh₂- — to protect; to shepherd.

Ancestry of “panella”, step by step

Step	Language	Word	Meaning
1	Italian	pane	bread; block
2	Spanish	PAN	bread
3	Old Spanish	pan	bread
4	Latin	pānis	bread, loaf
5	Proto-Indo-European	peh₂-	to protect; to shepherd

Every word from Proto-Indo-European peh₂- →Every word from Latin pānis →Every word from Old Spanish pan →