Where does “bravísimo” come from?

bravísimo (Spanish) comes from Spanish Bravo, from Italian bravo, from Vulgar Latin bravus, from Latin barbarus, from Ancient Greek βάρβαρος, from Proto-Indo-European balb-.

Ancestry of “bravísimo”, step by step

Step	Language	Word	Meaning
1	Spanish	Bravo	angry, furious
2	Italian	bravo	good, well-behaved; good, skilful, capable,...
3	Vulgar Latin	bravus	—
4	Latin	barbarus	foreign; savage; uncivilized
5	Ancient Greek	βάρβαρος	non-Greek-speaking, foreign; barbaric, brutal,...
6	Proto-Indo-European	balb-	—

Every word from Proto-Indo-European balb- →Every word from Ancient Greek βάρβαρος →Every word from Latin barbarus →