Where does “falsísimo” come from?

falsísimo (Spanish) comes from Spanish falso, from Old Spanish falso, from Latin falsus, from Latin fallō, from Proto-Indo-European ǵʰwel- — to bend; to lie, deceive.

Ancestry of “falsísimo”, step by step

Step	Language	Word	Meaning
1	Spanish	falso	false; untrue; fake; counterfeit
2	Old Spanish	falso	false
3	Latin	falsus	deceived, tricked, cheated, disappointed, having...
4	Latin	fallō	to deceive, beguile, trick, cheat, delude, ensnare, disappoint
5	Proto-Indo-European	ǵʰwel-	to bend; to lie, deceive

Every word from Proto-Indo-European ǵʰwel- →Every word from Latin fallō →Every word from Latin falsus →