Where does “alteradísimo” come from?

alteradísimo (Spanish) comes from Spanish alterado, from Spanish alterar, from Latin alterō, from Latin alter, from Proto-Indo-European h₂élteros, from Proto-Indo-European h₂el- — to grow, nourish; beyond, other; to wander, roam.

Ancestry of “alteradísimo”, step by step

Step	Language	Word	Meaning
1	Spanish	alterado	upset, angry; corrupted, altered
2	Spanish	alterar	to alter, to change; to upset; to get angry,...
3	Latin	alterō	to change, alter
4	Latin	alter	the other, the second; the one...the other
5	Proto-Indo-European	h₂élteros	other , second
6	Proto-Indo-European	h₂el-	to grow, nourish; beyond, other; to wander, roam

Every word from Proto-Indo-European h₂el- →Every word from Proto-Indo-European h₂élteros →Every word from Latin alter →