Where does “altísimamente” come from?

altísimamente (Spanish) comes from Spanish altísimo, from Spanish alto, from Italian alto, from Latin altus, from Proto-Italic altos, from Proto-Indo-European h₂eltós, from Proto-Indo-European h₂él- — to grow, nourish.

Ancestry of “altísimamente”, step by step

Step	Language	Word	Meaning
1	Spanish	altísimo	superlative degree of alto
2	Spanish	alto	tall; high; loud
3	Italian	alto	high, tall; deep; loud
4	Latin	altus	high, tall; deep; profound
5	Proto-Italic	altos	—
6	Proto-Indo-European	h₂eltós	—
7	Proto-Indo-European	h₂él-	to grow, nourish

Every word from Proto-Indo-European h₂él- →